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Class 11, 12 – Chemistry 446 Questions

chemistry thermodynamics

56 viewsdoubts approved March 24, 2020Class 11, 12 – Chemistry

84 viewsdoubts approved March 21, 2020Class 11, 12 – Chemistry

SIR PLEASE HELP ME.

85 viewsdoubts approved March 12, 2020Class 11, 12 – Chemistry

A block of mass m is attached to one end of a mass less spring of spring constant k. The other end of spring is fixed to a wall. The block can move on a horizontal rough surface. The coefficient of friction between the block and the surface is µ. Then the compression of the spring for which maximum extension of the spring becomes half of maximum compression is

2470 viewsgaxivi2727 deleted answer March 4, 2020Class 11, 12 – Chemistry

salts of lithium.

174 viewsdoubts approved January 11, 2020Class 11, 12 – Chemistry

Flame test of Li and Sr

183 viewsdoubts approved January 9, 2020Class 11, 12 – Chemistry

223 viewsdoubts approved December 16, 2019Class 11, 12 – Chemistry

220 viewsdoubts approved December 16, 2019Class 11, 12 – Chemistry

reduction potential

195 viewsdoubts edited answer December 14, 2019Class 11, 12 – Chemistry

oxidation state and oxidation number

182 viewsdoubts approved December 12, 2019Class 11, 12 – Chemistry

in the reaction:- Cr2O3+2Al—->Al2O3+2Cr

207 viewsdoubts approved December 12, 2019Class 11, 12 – Chemistry

In class 11 chemistry new videos by other teacher than Rishi kumar sir ……In ionic eqilibrium Lecture 2 sir told in lewis acid base theory in acid examples there was Cl + but in actual Cl is always negative charge.Tell me How the sir put The Cl+ ?

239 viewsdoubts approved November 14, 2019Class 11, 12 – Chemistry

5 chapters are missing in chemistry

369 viewsdoubts approved November 11, 2019Class 11, 12 – Chemistry

dualnatureoflight

267 viewsdoubts approved October 1, 2019Class 11, 12 – Chemistry

Which is the central atom in H-O-Cl=O and why we find the hybridisation in both O and Cl atom?

319 viewsdoubts answered October 1, 2019Class 11, 12 – Chemistry

sirtellmebooksforiitplease

267 viewsdoubts approved September 30, 2019Class 11, 12 – Chemistry

Notes chemistry

288 viewsdoubts approved September 30, 2019Class 11, 12 – Chemistry

1/273.16 of three point of water. what does it mean?

464 viewsdoubts edited answer September 29, 2019Class 11, 12 – Chemistry

What is electron population?

334 viewsdoubts approved September 17, 2019Class 11, 12 – Chemistry

392 viewsdoubts edited answer September 16, 2019Class 11, 12 – Chemistry

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