COORDINATION COMPOUNDS in One Shot (Part 02) - All Concepts, Tricks & PYQs | Class 12 | NEET

[@PW-NEETWallah]

▶To download Lecture Notes, Practice Sheet & Practice Sheet Video Solution, Visit UMEED Batch in Batch Section of PhysicsWallah App(bit.ly/3ru9Agh). To boost up your NEET 2021 preparation we have started NEET SPRINT Revision Series on our PhysicsWallah app. For more details check "NEET Sprint" Section & announcement section of your batch on the mobile app. ✨ NOTE : This Batch is Completely FREE, You just have to click on "BUY NOW" button for your enrollment. 📎 NEET TEST SERIES ON PW APP((bit.ly/3ru9Agh) & physicswallah.live 📍Sequence of Chapters : drive.google.com/folderview?id=1L3SvNmYoOMxfMdrkM0hFHhWJbwc8icfo ▶Physics Crash Course for NEET - by Alakh Sir : kzbin.info/aero/PLJyab0VQDBGWVYHPLjAHjw9y1YB9Gf4bf ▶Zoology in 30 Days | NEET : kzbin.info/aero/PLJyab0VQDBGWhd2WLnn_uvw71XqSNj3pn ▶Botany in 30 Days | NEET : kzbin.info/aero/PLJyab0VQDBGW-xtJIWbQ4fiQDxkaf_-MT ▶Inorganic Chemistry in 20 Days | NEET : kzbin.info/aero/PLJyab0VQDBGU4n85id5xYWp2NV63tve4p ▶Organic Chemistry in 20 Days | NEET : kzbin.info/aero/PLJyab0VQDBGVVN1SglQtKjnWvVeEDrusM ▶Physical Chemistry in 20 Days | NEET : kzbin.info/aero/PLJyab0VQDBGW-XCZvX8lwMDU9sd2J1qBI 🔴 Details About The Batch. ✒️ We will cover complete NEET Syllabus in 60 days. ✒️ Daily classes on our KZbin Channel "Competition Wallah". ✒️ PDFs of Lecture Notes & Practice sheet after each lecture will be provided on PhysicsWallah App (bit.ly/3ru9Agh) & physicswallah.live. ✒️ Video solution of each practice sheet will be provided on PhysicsWallah App (bit.ly/3ru9Agh) For any queries or complaints Visit : For PW APP : physicswala.page.link/?type=contact-us&data=open For PW Website : www.physicswallah.live/contact-us #Umeed #CompetitionWallah

[@thejaskumar6333]

Sir has some done huge mistake by that I lost marks in my internal neet exam in college that is rhodium complex is used for hydrogenation of alkenes but sir has done mistake please edit it so others can't do mistake time is 3:23:35

[@thejaskumar6333]

See this

[@secretsuper6581]

Isi wajah se i like most

[@soumilibural1711]

Sir if the configuration is d^2sp^3 for the low spin complex then how can the pairing energy there be less than the CFSE?

[@udeshnahazarika8432]

They don't need advertisement..cz PW IS A BRAND✨♥️

[@2azy_creative]

TIMESTAMPS:- 00:57 VBT 13:00 Magnetic moment 51:37 VBT PYQ's 1:10:50 Isomerism 2:11:08 Organometallic compounds 2:14:18 Crystal field theory 2:39:05 Calculation of crystal field stabilization energy(CFSE) 2:45:17 Applications of CFT 2:54:38 Factors affecting CFSE 3:05:22 Jahn Teller Effect 3:11:00 Trans effect 3:18:00 Metal carbonyls 3:23:25 Applications of coordinate compounds

[@samrudhi6817]

Thank you 🤗

[@Gottalovelife]

Tyyyyyy

[@shubhamsabale6016]

Thxx

[@smrutipravamajhi5200]

Thank u sir

[@muskangarg3890]

Thnx

[@ditipriyapramanik7474]

11:26 paramagnetic and diamagnetic 1:05:25 3d series trick 1:11:42 isomerism 2:58:29 spectrochemical series 3:05:51 jahn teller effect 3:11:08 trans effect 3:18:19 metal carbonyls 3:23:34 application of coordination compounds

[@rutranktandon43]

This deserves much more likes than those stupid comments do.....thank you for this it's really helpful ❤️

[@mdmahboobraza7788]

Shukriya 😊

[@AMITKUMAR-nt8vg]

Thanks

[@ashharaiyub810]

@@rutranktandon43 u can't say those comments stupid......Those comments also gives motivation to sir 🙏🙄

[@rishuchoudhary7122]

2:14:20 crystal field theory You forget 😅😅😅😜

[@medicalthinker1880]

Every teacher on this platform start with no advertisement huge respect 🙏🏻

[@omerateeque8318]

Background m kya rehta h chomu?

[@bihartiger4555]

S Block sir umeed batch me pdha dya haii kya?

[@pratt76]

@@bihartiger4555 no..it will be nxt lecture may b

[@gaurav__5653]

@@omerateeque8318 bhai woh advertisements nhi kehlata advertisement baki log karte hai subscription codes & all 🤣1st dekh k aao chomu phir aana comment bazi karne

[@Focus-hl5fj]

@@omerateeque8318 kahan se aate hai yeh log...

[@surbhisingh1002]

Spectrochemical series ---> C donor,Oxygen donor,etc ( Strong to weak order)... C>N>O>F>Cl>Br>I

[@aryandadhich1149]

0:46 respect infinite ❤😊😊

[@alkakumari4238]

😊😊😊😊😊 😊😊 😊😊

[@sattwikbhoi2263]

And here comes the best lecture of coordination compounds

[@feelgood7908]

Ok

[@Harr3potter]

Not the best it's better..

[@Sprite-od4xl]

@@Harr3potter It's better for you but it's best for him.

[@shraddhasingh8207]

true

[@rated-rgaming75]

Can I watch it for jee ?

[@PCMasterpiece]

What A Brilliant Teaching. Can You Expect It For Free!!??? I Can't Expect Salute To PW👏👏👏👏

[@foreverandalways6489]

Seriously 🥺🥺🥺 I'm so thankful to sir

[@xavier-dv9np]

Iss chutiya comment to 200 chutiya log like kiya !! Lol!

[@dapperbloom4584]

2:09:58 pls someone explain how this became 3 ....coz ussme to Cl bahar tha...aur bahar negative spectator ion...aur andar bhi ek ligand tha negative..Cl...fir wo kyu nahi add Kiya Gaya..Pls anyone explain 🙏🙏

[@xavier-dv9np]

@@dapperbloom4584 correct bo

[@debmalyaroy705]

both are same ions right...bahar bhi cl and sphere ke andar bhi cl. So, there won't be any difference even if we interchange. Also we cannot remove (en) cause its neutral@@dapperbloom4584

[@avijitmudgal7554]

Literally how happy this man is while teaching 😁😁

[@Shaannishat678]

I think his face is like that

[@tinstonb]

It shows how much devoted he is towards teaching He resides deep in my heart ❤

[@pvartvalley7241]

I think he enjoys teaching

[@sohinisaxena9563]

congratulations on becoming a doctor👏👏

[@muskangarg3890]

Ritu Rattewal mam in biology Amit Mahajan sir in chemistry Alakh Pandey sir in physics Best teacher for neet aspirants

[@dhruvsharma8357]

Garima mam for ncert highlights.

[@renuendole810]

Correct ✨

[@anokhecharan7219]

Pankaj sir for organic❤

[@user-h267]

Mr sir for physics

[@aziz9730]

Sir humlog is ummeed ko haqikat me jarur badlenge... Hit likes for hard work of PW team's

[@crackheadscorner4626]

1:10:55 Isomerism 2:14:27-Crystal Field Theory CFT

[@flakky1262]

Are you somehow from mh board?

[@namyasharma1723]

The way he says thanks for giving us your time 😍🥺

[@Grignard_Reagent...440]

Tumhara selection ho gya??

[@alishasheikh4766]

That feeling of satisfaction when you complete the whole lecture 😇

[@areebmalik1376]

you completed this lecture 🤔

[@intirajyalakshmi9370]

@@areebmalik1376 yup

[@dax_9239]

Op!

[@razzaksk4417]

Assalmualikum alisha seikh how are you😵

[@lilysssss]

Is this sufficient for neet 2023? Please tell me 😢

[@mritunjaysingh6435]

Magnificent Lecture it's not a crash course all concepts are covered in detail with pyq thanks sir for this amazing lecture

[@artiaiimsgorakhpur123]

kzbin.info/www/bejne/nqvNlJiipbeXiZI

[@AmarjeetSingh-pn5du]

Yrr inorganic ko chhodkar sab padh lia inke notes and dpp krle ncert padhne ka time ni hai inorganic kai loye plz tell🙏🙏

[@mritunjaysingh6435]

@@AmarjeetSingh-pn5du offcourse it's sufficient you will be able to solve 90%question

[@deepikam3122]

His smile was constant throughout the lecture... ❤️

[@shubhashishPadhi123]

Recorded class thi

[@vanshkhanduri2277]

Syllabus is about to end in chemistry ❤️

[@artiaiimsgorakhpur123]

kzbin.info/www/bejne/nqvNlJiipbeXiZI

[@kamyagupta4030]

❤️

[@Arun-qr6rn]

Is it last cmplt video of inorganic

[@vanshkhanduri2277]

@@Arun-qr6rn no s block and mettalergy is remaining

[@antiquegamers6999]

@@vanshkhanduri2277 कोy

[@AffiyaRai-qp7er]

The fact that we students are fully dependent upon online videos shows the proper great explanation by the online teacher. I wished our school teacher explained us in this proper way,rather than speeding up to finish and cover the whole syllabus. One of the best and interesting chemistry class I had in my whole class 12. Thank you is not enough for your efforts sir.🙏🏻

[@deveshdeepkumawat3390]

Amit sir is Gem of chemistry

[@faizanmedico4538]

Pankaj sir ka naam suna hai 😀😃😃😃

[@deebadurdana1366]

My favourite sir 😊☺

[@faizanmedico4538]

@@deebadurdana1366 who Pankaj sir Or amit sir 😊😊😊

[@ranidutta9859]

@@faizanmedico4538 Pankaj sir Amit sir and Harsh Tyagi sir all are Gem 🔥🙏

[@daxeshoza698]

@@faizanmedico4538 😅🔥🔥🔥🔥

[@dilkamjorhaihumara2672]

wow sir ne pura allen ka content free me pda diya 🙏🙏🙏🙏❤

[@bhawnabhardwaj7673]

41:40 I have noticed that in this lecture and in the previous lecture also, sir was singing the same line of se song i.e. Kaise Batayein ,kyon tujh ko chhahein 😂😂😂 I know It sounds funny 🤗🤗🤗🤗 Also sir's accent of teaching musical

[@danishsiddique5734]

Even I noticed that. And both the time, he apologized for it!

[@artiaiimsgorakhpur123]

kzbin.info/www/bejne/nqvNlJiipbeXiZI

[@anonymouss9998]

Sir ka fav song h shayad 😅

[@shdow1843]

Sir ka fav. hai yakeen batch mein bhi sir aksar aisa karte hain😄

[@shubhisingh8474]

Same I recognize also.... Literally I was searching for this comment.... Is anyone else also notice it Or it was just me only😅

[@Actro]

Just have to respect how he's teaching till 4am! Thank you sir!

[@aniketnande4221]

He is insomniac

[@rishuchoudhary7122]

2:14:20 crystal field theory 💯💯❤️

[@DisciplaneOrRegret]

Offo i am noticing your comment literally 3 rd time 😐😑😂 In previous lecture I also saw ur comment 😑😂

[@rosypegu5213]

Omg I used to be afraid of chemistry...but now studying with you makes it so interesting, fun and easy to understand .Thank you so much sir🔥🙏🙏🤧🤧🤧

[@chakshusingla16]

But it's too late.

[@neworder4561]

Boards ke 1 mahine bache hai

[@ViratKohli-18-]

Can a jee aspirant see this lecture..?

[@syedulfatmushtaq6844]

Smeeee yrrrrrr

[@lejindarybts7905]

even a JEE aspirant can learn through this video lecture..........hats off to admit mahajan sir👌👌👍👍👏👏🙏🙏

[@sumanvaishnav829]

Yes im maths student and i realised after half video that its for NEET 😂

[@ansshiikkkaaashaarmaa1285]

the way sir starts their lecture with a smile.... gives positive vibes... thanks sir

[@antreshivram21]

His smile attract me towards teaching ....

[@banarasimyadav5470]

Congratulations 🎉🎉 for 1 million hearts (subscriber) on competition wallah @ 16/04/22

[@dhruvyadav9190]

Best inorganic chemistry teacher ever more information in short video

[@artiaiimsgorakhpur123]

kzbin.info/www/bejne/nqvNlJiipbeXiZI

[@ranjitlenka9805]

No best inorganic teacher is all pw chemistry teachers

[@shrutichouhan6952]

Perfect explanation Cystral clear concept 👌 best source for revision .....

[@komalpathania5785]

Your way of teaching is amazing. Everyone can understand this.

[@poojadhanuka7148]

Was eagerly waiting for it!🙌

[@endemic18]

Same

[@filmiindia3007]

kzbin.info/www/bejne/ZpXaYmeYe9p5atk😁😀

[@GameofGyan]

Easy chapter with a lots of fun 💙😍

[@rated-rgaming75]

Can I watch it for jee

[@praharshithacherukuri]

Hope u will be blessed with good health sir and will give a bright life to many students!

[@radhemeriswamini]

Sir completed coordination compounds in a way no one else can Covered each and every topic so beautifully with such a consistent smile on his face His smile gives us so much positivity n his words give us so much motivation Alakh sir and the entire team of PW is such a blessing for us all They deserve the world n all the love n respect Huge thanks to alakh sir for bringing together such a wonderful team of talented teachers who r so dedicated and have so much love for the students Huge respect and lots of love

[@ajaykandu8193]

Meri taraf se bhi

[@mohdanwar3178]

❤️❤️❤️❤️

[@dinkarpadghan6480]

@@ajaykandu8193 he is worst teacher

[@shine7156]

@@dinkarpadghan6480 Then why are u seeing his lectures 🙄😒

[@KuldeepAhlawat-f1h]

I will score 680++ in neet 2025 ❤🎉

[@nihaldaggupati]

hey have a doubt...at 2:35:26...pairing energy is more than cfse so shouldnt electron pair instead? why did it go up?

[@tilak427]

1:22:22 -- 2:11:05 STEREO ISOMERISM (GEOMETRICAL ISO & OPTICAL ISO) 2:14:10 -- 2:58:29 CRYSTAL FIELD THEORY

[@screamcameout889]

We want this type of teachers in our school

[@hafizafatimahalchemist2476]

a great teacher, meets beyound expectations 🎉❤

[@carpediem638]

PW IS ROCKING EVERYWHEREEE🔥🔥

[@artiaiimsgorakhpur123]

kzbin.info/www/bejne/nqvNlJiipbeXiZI

[@kamyagupta4030]

❤️

[@DisciplaneOrRegret]

🔥🔥🔥😂yo yo yo

[@niksniks5307]

Sir may god bless with u all happiness for giving us so much happiness by making us understand this topic so perfectly! Thank you to infinity

[@KZTO_FLEX]

THANKS TO THIS PLATFORM AND THANKS TO YOU SIR I COVERED THE WHOLE CHAPTER IN LESS THAN A DAY BY WATCHING YOUR BOTH LECTURES ON THIS CHAPTER. Salute to your skill sir. Nothing is left everything is taught beautifully .

[@dapperbloom4584]

2:09:58 pls someone explain how this became 3 ....coz ussme to Cl bahar tha...aur bahar negative spectator ion...aur andar bhi ek ligand tha negative..Cl...fir wo kyu nahi add Kiya Gaya..Pls anyone explain 🙏🙏

[@ishitasemwal7539]

Thank you so much sir! Chapter completed means alot🥰

[@anweshakhusianwesha9074]

Even without having any conceptual clarity...this one shot helped me get pro! ❤️ TYSM 😌 SIR! AND THE WHOLE PW TEAM! REAL MESSIAH 🌟

[@ravneetkaur2399]

his smile is the best form of motivation a student can get

[@snehapatil1024]

Lots of love n respect to pw team 💟♾️ Every teacher of pw team r just ossum ❤️

[@shivamtrivedi4485]

Showing Aakash Byjus ad on PW video is like showing Maruti suzuki's ad to someone who already owns a Mercedes😂😂😂...LOL youtube

[@superxxx98712]

Still the one with Mercedes isn't satisfied with his car and loves maruti!

[@Kaustubhtak05]

Bhai bandha aakash ka ho ya na ho .....PW Pe hi depend Rahega

[@bgkgamerboy6682]

I never comment any video but couldn't stop myself after listening to this wonderful lecture now I understood what actually chemistry is! thank you so much sir 🙇

[@sharadashivanna1237]

Welcome all freshers... When he sat down....it shows the dedication that teacher can do to us....then we should show them our desires.....let's goo Hat's off...👏

[@debaaa_009]

Recorded lecture very helpful with 3-4 HRS duration 🤘🤘

[@pavanavadhuta1760]

The Vbt their electron pairings was really a tough task for me but now I can answer every question including nomenclature thankyou sir will score high marks for my upcoming test

[@pranjalpandey9216]

Thank you soo much sir you made this chapter so easy . And the best thing is that you had a smile on your face through out the video. 😊🙏

[@anushkatiwari8326]

Sir I have no words to appreciate your teaching.... Heartiest thanks❤🙇🙇

[@its_haniidiaries]

Too good lecture sir 💕🔥.. thnkuu ❤️ Huge respect and thanks to pw team🥳🌼

[@simplystudy3190]

Anyone noticed the time on Digital board..its mid night around 12 - 2am .....omg...salute 🥺

[@deepanshu5649]

Chemistry was just a subject then came Amit Mahajan sir and 💥

[@priyaaganesh4065]

After searching for so many lectures on this topic, i finally found this piece of gold. thank you so much sir...

[@ranidutta9859]

Sir your smile is the best motivation for us 💖💖🙏🙏..Thank you sir and to all the team😃😃PW🔥CW🔥JW🔥🤩🙏

[@artiaiimsgorakhpur123]

kzbin.info/www/bejne/nqvNlJiipbeXiZI

[@eylahsingh1020]

damn, hope the smile on his face retains its glory and keep shining the future of youths

[@pnsbhat]

The energy which sir has retained throughout the entire session is extraordinary. Also, the way he has explained each and every concept is truly remarkable. May God bless you and your family with good health and happiness always.

[@yashshukla7985]

bro recorded h lec not disrepecting anyone

[@vanshsrivastava01]

Sir's teaching literally gives goosebumps ❤️ Inorganic at it's Simplest

[@shavantagotra9091]

While watching this lecture , an add of rajkumar rao suddenly came on my screen . What a coincidence nd the fact is that Amit sir also looks like him 🙏🙏🙏😜😜😜👌

[@adrikamandal1574]

simply 2 words........"LOVE YOU SIR💓💓💓❣❣❣🙏🙏🙏🙏🙏🙏🙏"

[@anshaggarwal6918]

maine ye lecture like 6-7 hours lagaaye hai saath saath notes banaaye hai mazaaa aagya

[@bkmehra7798]

Alakh sir has a nice bonding and back bonding with the teachers🙏🏼🙏🏼

[@thepwian-abhijeet688]

Best coordination compounds lecture..... U could get for free....even better than paid lectures....💯❤️❤️❤️

[@sarahrushika1790]

Thank you sooo much sir for your dedication and the immeasurable knowledgeable you pour into us Enjoyed the lecture as always. Thank you physics wallah !!

[@silentkiller-yg9dr]

After studying from Amit sir, Inorganic chemistry become a piece of cake!!Thank you sir for your great content and teaching with that constant simile ❤️❤️❤️❤️❤️❤️❤️❤️❤️❤️ !!!🙏🙏🙏🙏🙏🏼🙏🏼🙏🏼🙏🏼

[@dapperbloom4584]

2:09:58 pls someone explain how this became 3 ....coz ussme to Cl bahar tha...aur bahar negative spectator ion...aur andar bhi ek ligand tha negative..Cl...fir wo kyu nahi add Kiya Gaya..Pls anyone explain 🙏🙏

[@silentkiller-yg9dr]

@bloom, kyonki jo sir sir na jo set banayi ha woh sirf ligand ka liya ha , ligand ka different set ka basis pa ham kitna possible GI ha , usa count kar sakte hai nake spectators ion ko count karke!!

[@GayatriSambherao-gu8yz]

Diamond lecture he suchme ...all crystal clear

[@_-hg4zb]

Koyi itna accha kaise padha sakta h 😮😮😮....God of Chemistry ❤ Amit Mahajan Sir😊❤

[@pwvision7527]

Finally 😎 we get the amazing lecture

[@deebadurdana1366]

Bhai aap apne channel per ache ache pw ke videos daalte ho Aapko kahan se milti hai clips?

[@vista1737]

Tumhe bata ke vo apna veiw kam kyu kreyega 😀😀😀😀😀😀😀

[@filmiindia3007]

kzbin.info/www/bejne/ZpXaYmeYe9p5atk😁

[@kiranrai8060]

@@vista1737 savage 😂😂😎

[@allarbagang9724]

Without single break full energy till the end 😲👏with best concept and full concept..3hrs:24:mnt:42:sec... Respect ✊👍🙏..

[@priyankapal7980]

He has taken break 😊

[@pravinkumar9882]

Thank you so much sir for this beautiful lecture ❤ you made our concepts crystal clear..i

[@Munazzahsiddiqua]

Most favorite part......Isomerism......best trick....👍👍👍Thank u sir...

[@khansiryoutubechannel]

Sir, you are the best teacher of chemistry in the whole KZbin.

[@devrajsingh9172]

sir you are great . every teacher is great on this platform and quality of education is present

[@Asit_]

That feeling of satisfaction when you complete whole lecture

[@vanshikagarg8730]

Sir I have never expected that I can do chemistry numericals.....but I'm doing it only because of you...thank you so much sir....and may God bless you as you are helping many people ❤️❤️

[@feelgood7908]

Thank you❤️

[@suhani129]

His smile makes our day ☺️❤️

[@iam_muskan4895]

Yaa very true ❤️

[@DisciplaneOrRegret]

Ya he always smiles 😂

[@123Brand]

What an amazing lecture 🙌🏻🙌🏻 hat's off 🙏🙏🙏

[@zubairmajidmalik7965]

A humble request: Please increase thickness of pen , it gives a pain while revising the notes.. Thank you so much for every effort you put in...

[@Motivational_quotes_dailly]

THANK YOU SIR FOR WONDERFUL CONTENT FOR REVISION 🙏🙏

[@Saranya442]

True

[@nidhifanse3099]

Thank you so much for this! Never thought coordination comps would be this easy .

[@gouravbarath9173]

thank you sir you cant even how good work you are doing............. you are saving life

[@ku1925saiolo]

This video changed my mindset from I will become a doctor to I am a doctor.

[@karanpatel4170]

Sach me?

[@bhagyadixit]

such a great teacher His explanation is superb 🙏👍really awesome video on coordination compound chapter i appreciate him 👍fantastic video 😇

[@manojbarse3632]

Slowly slowly getting addicted to your voice and way of teaching and ............dont have words 🙏🔥❤️

[@feelgood7908]

Ok

[@meemanshakataria7206]

You are so so correct

[@sanketbhangale18]

Best lecture on COORDINATION Compounds

[@devanshrai8686]

amit sir makes chemistry so interesting that i won't be surprised if commerce and arts student start studying chemistry on youtube. thanks for the awesome lecture sir

[@tamanna3819]

Thank you ❤️se , i can't afford courses but your content helped me ❤️ 🌹 alot thank uuuuu

[@samridhiverma2004]

Huge respect for sir.. Loads of Thanks to you sir.. ❤❤

[@sarvanikk8229]

The way you explained crystal field theory was awesome sir.

[@JustFun-zy2lj]

23:16 imp baat 32:51imp baat 43:22 Special case 1:56:33 Facial and Meridanial

[@bepatient7247]

First time CFT feel hua.... Thank you sir❤

[@RakeshKumar-kg9pq]

Sir kamal ka explanation hai apka vo bhi smile ke sath.......thank you so much sir

[@nikitadhayal7627]

Somehow after watching this video now I feel like I know something about this chapter ! Thankss a lot for your efforts ❤️

[@sumeetsaware592]

Hmm yaar

[@jacobblack2544]

hi nikku

[@MIRZAHASAN-b8o]

successfully completed coordination compounds with all concepts crystal clear.......THANK YOU SOO MUCH SIR

[@piupurkait1694]

Thank you sir ❤️❤️ Lecture is awesome ❤️

[@dineshnaik4679]

Hats off to amit sir raat ko 2-3 baje tak lecture le rahe🥺🙂🙂🙏🙏 Lots of love u sir❤️❤️

[@Kkkanaamchalehai]

Joined my hands to you sir as the video ended🙏 thank you

[@Blissfullkittyy]

Immortal smile 😊 thanku sir keep going on. U r the best chemistry lecturer ever!