Structure of Atom - NCERT Solutions (Part 2) | Class 11 Chemistry Chapter 2 | CBSE | 2024-25

[@sniper_shooter]

Happy teacher's day sir ..really you are great sir ...🎉🎉🎉🎉🎉

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[@ShivamSharma-t2r]

Sahi hai

[@SudiptaTalukdar-ps7tm]

12:00 wrong sir you have 10 to the power -19 instead of -9

[@lucifersritugaming7350]

Wahi toh 😂

[@ManjuKumari-d9m]

16) ii) 13.225 angstorm

[@Namangupta5757rishi]

Thank you😊 sir you are amazing

[@shradhasingh-zb7hp]

Happy Teacher's day sir you are the best teacher of chemistry

[@MagnetBrainsEducation]

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[@prabhatsharma24]

Thank you sir 🙂

[@manvispencilsketches7087]

sir Question no. 9 ke part 1 ka answer 4.95*10^19 joule hai

[@HarjinderK-c2f]

47:25 sir energy is -8.72*10^20 I guess and rradius is 13.225 armstrong

[@mihir_roy45]

26:15 sirji v0 toh 5*10^14 bhi likh skte h direct kt rha h? sir agr 5 likh diya toh wrong hoga!

[@Rahuuulllllll]

Q9.v= 5.83×10^5m/s Q11.n=7.19×10^19 s^- Q13.wavelength= 486nm

[@MagnetBrainsEducation]

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[@shabnampatle3883]

But in my 11th ans is... 71.96 ×10^19

[@RashidHassan-t9n]

Work function and threshold frequency isn't the same ?

[@Md.Uvesh.Raza.]

Threshold frequency is equal to Mu n o t while work function is equal to H Mu not

[@Rajvi-y7y]

Work function is the energy while the threshold frequency is the minimum frequency

[@kantiballabhjoshi6662]

Work function in the min energy required to eject an e- while threshold frequency is the min frequency required to eject an e-

[@latachauhan1047]

Q17 ans 15232.9

[@MagnetBrainsEducation]

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[@meena_kushal]

Mera bhi ye hi aa rha h pr book ki answer sheet me kuch or h😢

[@KartikThakur-y1g]

51:27 Rh = 10967700 hona chiena na sir Please reply

[@AlankrataPal]

20:20 no. Of photons is equal to 7.16×¹⁹

[@DevilGamerking-c3n]

Q11answer 7.2*10to the power 19

[@rinkugupta8122]

Que 12 is a logical que but very nyc ❤❤❤😊😊

[@anilbarsana2164]

Que16(ii)1.32nm

[@MagnetBrainsEducation]

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[@sonukumar-hd6vm]

sir Q(14) delta E 8.72(10 to the power minus 20

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[@sonukumar-hd6vm]

thank you sir for blessing me @@MagnetBrainsEducation

[@KartikThakur-y1g]

8:32 questions 9 = 5.83×10*5

[@nandinisharma2634]

Q.9 (iii) 5.9×10⁵

[@MagnetBrainsEducation]

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[@Saurabhraghavmovies]

Q11 no of photons - 7.2x10*19

[@SahilKumar-z2v]

Right answer bro🤝

[@HarjinderK-c2f]

Q 10 answer is 8.18*10^17

[@btsyouliveinourhearts1855]

Thank you soo much sir. Your videos are always helpful and easy to understand..

[@VikasPal-n5l]

480nm answer

[@kiasinghrajput]

8:28 can anyone tell me how we got the mass plzzzz?

[@shubhkumar6531]

Mass of electron

[@Hemakumari576]

Happy teacher's day sir and thank you 😊🥰

[@MagnetBrainsEducation]

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[@sniper_shooter]

Sir when you will start chapter 3 chemistry

[@MagnetBrainsEducation]

Thank you for letting us know which chapter you are waiting for. We will make sure to upload the next chapter as soon as possible.

[@JabedKhan-lb4gt]

Thanks a lot sir ❤

[@tamannasahani4047]

Question 13 ans 20564.43

[@himanshurathorerathore4277]

Happy teacher's day sir 😊

[@MagnetBrainsEducation]

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[@AngelRing-eb5rl]

Happy teacher's day, Sir💐

[@allncertmathsolution1134]

Question 11 7.1×10ki power 19❤

[@KartikThakur-y1g]

52:17 sir kuch jyda hi mja aarha hai 😢

[@meena_kushal]

H

[@rachnachaudhary6658]

7:56 was awesome😂😂😂

[@MagnetBrainsEducation]

Thank you so much for enjoying our video! We're glad you found it fun and informative. We hope you continue to learn with us and grow as a student. Thank you for being part of our community!

[@vanshikadehury9842]

0.34x10^-12

[@SMotivational93]

Question 11 ...... Answer is 6.313x10²¹

[@MagnetBrainsEducation]

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[@LAVISH_18]

Question no. 16 answer r5=0.529×25Å=13.025Å

[@HarjinderK-c2f]

Q 13 answer -- 20564.43😂😂😂

[@Manpreet-wz3zz]

That's true

[@debismitamohanty07]

Check in nanometre (nm) 👍

[@mihir_roy45]

wrong h bro

[@lovelaif6030]

😂😂486nm is the answer bro🎉

[@hypno_gamer3367]

It's the value of reciprocal of lambda. You will find 486 by lambda= 1/20564.43

[@mihir_roy45]

37:27 8.72*10^-20

[@anilbarsana2164]

Que16(i)8.72×0^-20

[@MagnetBrainsEducation]

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[@EDUCATIONAL_PART-1234]

question 11 answer-->1.5*10^8

[@anilbarsana2164]

Que9 velocity=0.583×10^6

[@MagnetBrainsEducation]

Great observation! You're absolutely right! Our videos are designed to help students learn and understand complex concepts in an engaging and easy to follow way. We're glad you're finding them helpful!

[@nandinisharma2634]

Q.14 Ans.- 8.72×10^-20

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Thank you so much for your positive feedback! We're glad you're enjoying our educational videos and finding them helpful. Keep up the good work and we hope you continue to learn and grow with us!

[@vishalvlogs9713]

2.11 n = 7.16 ×10¹⁹

[@jehreela_insaan]

Ques 14 38:16

[@BinderParshad]

Sir answer 2.904x 10-9

[@KartikThakur-y1g]

Questions no 13 = 4.86×10*-7

[@Factsofficial077]

20:36 7.2❌10⁷

[@Factsofficial077]

20:32 20:36

[@motivationworld500]

question no.11, no. of photons =7*10^19 n

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[@AmanKumar-wj5zt]

Sir question no 9 ka 3 ka answer aagye ... The velocity of the photelectron is 5.84×105 ms-¹ ...🤞🏻

[@vidyakumari5012]

Happy teacher's day sir 🙏🙏🙏

[@MagnetBrainsEducation]

Thank you for your kind words and wishes! We're so happy to be able to provide educational resources that help make learning fun and engaging. We hope you continue to enjoy our videos and that they help you in your studies!

[@verizon_drawing]

Q no 13 ans 2176× 10 power -8

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[@artsandcraftswithnandini4924]

How ?

[@AsinghAs195]

Question no =( 11) Answer is 7.29×10 to the power 19

[@meenalrawat6369]

Sir plxx videos regularly upload kijiye...last September se half yearly start h nd usme 1 unit puri aa rhe h...

[@MagnetBrainsEducation]

Thank you for your suggestions, we will surely upload videos regularly from now on.

[@ameenMohd-yn2wz]

Sir chapter 3 start kar do

[@Varsha_bhadouriya]

Q.13-4.38×10^-4cm 👍

[@ankitjajim5729]

Q 13 -4.38×10-^4cm

[@MukeshSingh-yy6gb]

Sir kya all ncert questions are important?😅

[@motivationworld500]

question no. 9, v=5.85*10^5 m/s please check

[@MagnetBrainsEducation]

Thank you so much for letting us know! We will check and correct the mistake in the video. We're so happy to have you as a part of our community and we appreciate your feedback!

[@aasthamatriya9147]

Q11. -7.1*10**19

[@ArtiDevi-yk1ve]

Nice explanation 👍🏻👍🏻

[@aasthamatriya9147]

Q16 radius=13.225×10**-10

[@asifgamingnews53]

Q 13 answer 486 nm 👍

[@MagnetBrainsEducation]

Thanks for your positive feedback! We're glad you found our educational videos helpful. Keep up the good work and keep watching!

[@princepanwar1016]

Bro nano metre kaise aya plz bata do

[@asifgamingnews53]

@@princepanwar1016 answer is 486 into 10 ki power -9 metre but 10 ki power -9 is nano that's you get the answer of 486nm

[@RiyaJangid-h9x]

Ques no.17 1.52 x 10^4 cm-1

[@LAVISH_18]

Question no.17 5×109677÷36=15232. Something

[@Hinduuu-balak]

Ans no 17 Ans- 15232.91😊

[@Muskanrollno40class11thA]

sir yeh jo question 9 ka 3 part h ism m ki vo value h vo 9.1× 10-³¹ kaha s li

[@ManishaVishwakarma-yq9ws]

q 11 = 71.6 * 10^18 = n

[@MohdAliAsgar-o7r]

2.11 answer is 7.2 *10*19

[@KartikThakur-y1g]

Questions (11) = 7.1×10*19

[@KrishnaKumari-x2n]

Sir question 17 ka ans 15232.9167 hoga

[@MagnetBrainsEducation]

Thank you for pointing out the mistake in the question. We have corrected the error and appreciate your feedback.

[@nandinisharma2634]

Q.11 Ans.- 7.17×10¹⁹

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[@AnamikaThakur-qr6qd]

Q11:-6.4×10^20

[@doreagamerz4971]

Q.11 and 7.2×10¹⁹

[@hareshkabaria7766]

Sir in Q.13, LCM taken is wrong, it will be 3/16. And final answer will be 485.87m

[@KartikThakur-y1g]

Bhai idar electrone ki baat hai rhi hai or tumhara answer itna chota rha hai kese

[@RashidHassan-t9n]

Sir question no 12 main jab koi k.E nai hai ...tho is ka matlb hua k incident energy equal hai theshold frequency k ...pir in ki values different q aa rhi hain ?

[@deadpotato5414]

Q11 answer. 7.1*10^19

[@Leaderbfor]

Q11 ans o.72 1020

[@noorfatmareels]

Sir part 1 kha ha ncrt solutions

[@MagnetBrainsEducation]

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[@Navniit]

hii...sir ques. 9 me photon diya hai pr aapne electron ka mass rakha hai...

[@kavitaagrawal4158]

I also have a doubt in this...can anyone plzz tell

[@snehasarkar8390]

13. 4.86 cm

[@MunnaKumar-tf9sq]

Part 1 kaha h sir

[@okidoki2193]

Q(9) v= 3.8 × 10^11

[@MagnetBrainsEducation]

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[@officiallyTalks]

9:57

[@MagnetBrainsEducation]

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[@shikhayadav5140]

Shi kaha aapne prateek Sir bhut fast bolte hai

[@SnehaSingh-po2ss]

Sir part 1 nahi hai playlist me parti 1 to daal dijiye

[@AvinashBhardwaj-ml1ys]

Sir Q.9 (iii) ma m ke value 9.1*10^5 kasa aaie ?

[@Staleburger667]

9.1×10^-31 hai na woh toh, electron ka mass

[@ayushkumar9786]

486 question no 13 ka answer

[@MagnetBrainsEducation]

Thank you for writing a review for our educational school related videos! We're glad you found the answer to question 13 helpful and we hope our videos continue to be a valuable resource for your educational needs!

[@asifgamingnews53]

Q 16 energy 8.72into 10 ki power minus 20 and radius is 13225pm

[@MagnetBrainsEducation]

Great work! You're absolutely right - Q16's energy is 8.72*10^-20 and its radius is 13225pm. Keep up the good work!

[@vageeshalalkarna1206]

Sir the answer should be 1322.5 pm because in Angstrorm it is coming 13.225 pm. Is it correct. In NCERT also the answer is 1.3225 nm.

[@sanambro8249]

7.18×10*19 s-1

[@MunnaKumar-gg9sn]

sir pratik sir bahut fast bolate Hain

[@MagnetBrainsEducation]

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[@rushdamalek652]

13- 4.86into 10-⁵

[@anjumsheraz7635]

Q 13 is also wrong,, the value of n1&2 is misplaced

[@concentricgamer4209]

I am gald to see that i am finding your videos helpful😂😂,,the most common tagline

[@HarjinderK-c2f]

Sir q9 (iii) answer is 3.41*10^20

[@Md.Uvesh.Raza.]

Sir kya hum wave no. Ki unit meter le skte h? Aur yadi unit meter lenge toh wavelength bhi meter m aagi?

[@krishnpal_singh_thakur_01]

Tq

[@MagnetBrainsEducation]

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[@thelegend3230]

Sir mere exams 14 sep se start h plz aap jaldi jaldi videos upload kijiyai

[@MagnetBrainsEducation]

Thanks for watching our videos! We'll try to upload new videos as soon as possible. Best of luck for your exams!

[@_Christie_moonlight]

2.11) 7.18*10^-19 😊

[@SultanAhmad-m6d]

hii

[@meena_kushal]

12.48

[@ManjeetSingh-fd5mo]

Sir physics ka bhe questions karwa do ncert ka plz

[@sknshorts2111]

q11 7.1 10 19