Class 10 ICSE : ANALYTICAL Chemistry : Colour of Ions & Precipitate

Watch Acids bases salts @ • Acids Bases and Salts...

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Sir what is name of colour metallic oxide that mices with alkali to yeald color less sol Explain thoroughly

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How to determine the colour of lead iodide

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[@Aaron067]

0:19 - All cations are colourless except, Fe²⁺, Fe²⁺, Cu²⁺ 0:52 - All anions are colourless 1:56 - Coloured CATIONS:- Fe²⁺ ---> Green / Light Green Fe³⁺ ---> Yellow Cu²⁺ ---> Blue 2:12 - Coloured ANIONS:- Mn0₄⁻¹ ---> Pink or Purple Cr₂O₇⁻² ---> Orange 3:30 - How to predict colour of a compound 5:03 - We cannot predict colour of hydroxide 5:56 - Reaction of compounds with NH₄OH and NaOH 8:06 - On reaction with NH₄OH ,FeSO₄ gives Fe(OH)₂ which is dirty green gelatinous ppt

[@larapinto]

Fe 3+ is yellow not Fe 2+

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Thank you Bhai

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@@larapinto yes sorry, I have edited it now

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FeCl is brown black or reddish brown

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​@@INVICTUMreal🖐️There is nothing like FeCl And, FeCl2 - light green FeCl3 - yellowish brown Cl being colorless colour depends on cation

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Sir, bt in anion 6 elements are there which have colour 1)Cu 2)Mg 3)fe2+ 4)fe3+ 5)zn 6)pb2+

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Colourless salt solutions : forms white precipitate (hydroxide). Blue salt solution : pale blue ppt. Green salt solution :dirty green ppt. Yellow salt solution : reddish Brown ppt. ( all ppt. Above mentioned are hydroxides) ☺️hope that it is helpful

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Fe2+ (green/light green) Fe3+ (Yellow) Cu2+ (Blue) Mno4 1- (pink/purple) Cr2O7 2- (Orange)

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A trick for you .......Na oh ya NH4 OH excess me hoga to jinka colour hai already jese ke ferrous ferric and copper voh tab bhi solube nhi honge aur baki ke jese ke lead nitrate zinc nitrate calcium nitrate sab solube ho jayenge

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Sir 2:02 there are three coloured anion 3) Cr04^2- colour is yellow and anion name chromate ion

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Sir i have a doubt...... why cant we detect color of OH compounds?

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Why

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Because cation are formed in solution only and color of solution is due to all things present in it

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Sir not only 3 there are more coloured cations in our book there are 7

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Same

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Aap Har video me yahi bolte ho

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Haa bana do

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I have a doubt sir.....as you said the colour of cupric ion(charge=2+) is blue and the colour of oxide ion(charge=2-) is colourless then how come CuO is black ....it should be rather blue

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🖐🏻

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😚

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amazing point of all his videos are that he never pleaded to like subscribe or share this video and never waste single second

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;D Me

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😂

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Who is watching in 2024 😂

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Go and read first monkey

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Hum

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In accordance with our books there are 7 coloured cations.

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In Selina Concise 6 are coloured

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Sir how we will identify that this is ferric and this is ferrous plz tell sir

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Ferrous is fe 3+

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@@debasishmahapatra6501 ferric is 3+ , ferrous is 2+

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Great explanation sir , aap byjus band karva denge

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Ab toh kr bhi diya🙂

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How many are seeing now this for tomorrow exam Like

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I liked ur teaching. I wished u we're my teacher

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Thank You so much sir!! This made remembering the reactions and the precipitates so easyyyy !

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Thank you very much sir ❤️✨👍🏻

[@mandipsingh1753]

Another trick to lear is Green :crow(cr+³,)Nikelkar (Ni²+)fessa(fe2+) Blue:cup(cu²+)Mai Pink:man(mn²+)man(mnO4) co(co²+) laga Yellow: chromate(crO4²-) Brown:ferric(fe³+)Mai Jo ki tha Orange: Dichromate(cr2o7²-) 🙏🙏👇👇

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Thankyou so much sir! THIS CHAPTER WAS VERY CONFUSING FOR ME UNTIL I SAW THIS VIDEO 😁😁

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Yaa too many colors

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Waah Sir ! I didn't expect that this chapter will be so easy to understand ! Thanks a lot Sir ! It helped me a lot !

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A day before pre boards 🥲Thank you so much sir to clear all my doubts 🙏

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Amazing 👌😍❤️ video watching now before exam and I have understand everything from this chapter thank you so much 🙏🙏🙏

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video started in 0:15 .Unlike vedantu

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Haa na woh log timepass karte bethte h

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Totally agreed 👍

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sir please give some important question for this chapter

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Well explained . Thank uh ..

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Analyatical sab chapters Mae divided hai

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Luv ur teaching style sir, itna hard chapter ko just 19 mins mein samjha diya😍😍

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Hello Sir In this video in Anions, you have wrote chlorine as a colourless but the colour of it is greenish yellow.

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2024 batch 👇

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Brilliantly explained thank you so much Something my teacher could not teach in 3 classes

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Who is watching a day before pre board😂😂

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Morrow is 10 board exam 😃😃😁

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Same

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Morrow kya hota hai bhaiya

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@@angelkacchap8779 tomorrow

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Sir plz prepare question paper for practice of boards😇

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I wish I had this type of teacher in my school...

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Yeah

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Thank you so much sir, no one has ever taught this chapter so well