01. Some Basic Concepts of Chemistry

N.C.E.R.T Chapter 01

N.C.E.R.T Chapter 01 solutions

Physicswallah Typed Notes


Answers of assignment are given at the end of each assignment with complete solutions.

Physicswallah Full Chapter Handwritten Notes

Lect 01: Laws of Chemical Combination

Lect 02 : Mole Fraction

Lect 03: Molarity Molality

Lect 04: Equivalent Weight Gram Equivalent

Lect 05. Normality

Lect: How to Calculate Mole Stoichiometry Emperical Formula 

Lect : Significant Figures

• appreciate the contribution of
India in the development of
chemistry understand the role of
chemistry in different spheres of

• explain the characteristics of
three states of matter;
• classify different substances into
elements, compounds and
• use scientific notations and
determine significant figures;
• differentiate between precision and
• define SI base units and convert
physical quantities from one
system of units to another;
• explain various laws of chemical
• appreciate significance of atomic
mass, average atomic mass,
molecular mass and formula
• describe the terms – mole and
molar mass;
• calculate the mass per cent of
component elements constituting
a compound;
• determine empirical formula and
molecular formula for a compound
from the given experimental data;
• perform the stoichiometric

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