Q1ChemistryUnit 1: Some Basic Concepts in Chemistry
What is molecular formula of oleum?
Chemistry · JEE
Easy Mole concept, molar mass, percentage composition, empirical and molecular formulae MCQs for JEE
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Part of Some Basic Concepts in Chemistry in JEE Main Chemistry.
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Q2ChemistryUnit 1: Some Basic Concepts in Chemistry
The volume of 0.5 moles of a gas at 273
and pressure is:
Q3ChemistryUnit 1: Some Basic Concepts in Chemistry
The number of significant figures in
i.e., Avogadro's
number, is :
Q4ChemistryUnit 1: Some Basic Concepts in Chemistry
of a gas at of
weight
the mol.wt.of gas is:
Q5ChemistryUnit 1: Some Basic Concepts in Chemistry
Which of the following contains maximum number of atoms?
Q6ChemistryUnit 1: Some Basic Concepts in Chemistry
A metal M of atomic weight 54.94 g has a density of 7.42 g/cc. The apparent volume occupied by one atom of the
metal will be:
Q7ChemistryUnit 1: Some Basic Concepts in Chemistry
If repeated measurements give values close to one another, the number is:
Q8ChemistryUnit 1: Some Basic Concepts in Chemistry
The number of moles of sodium oxide in
620 g of it is:
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