Chemistry · JEE

Some Basic Concepts in Chemistry MCQs for JEE

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Some Basic Concepts in Chemistry JEE MCQs on Goodmarks include 36+ multiple-choice questions with correct answers and step-by-step solutions. Attempt free samples below or unlock the full bank with Pro.

Master Some Basic Concepts in Chemistry through exam-style multiple-choice questions. This page features 36+ JEE MCQs covering Matter and its nature, Dalton's atomic theory, Concept of atom, molecule, element and compound, Laws of chemical combination, Atomic and molecular masses, Mole concept, molar mass, percentage composition, empirical and molecular formulae, and more, each with verified answers and clear explanations.

Subtopics in Some Basic Concepts in Chemistry

Matter and its nature, Dalton's atomic theory
Concept of atom, molecule, element and compound
Laws of chemical combination, Atomic and molecular masses
Mole concept, molar mass, percentage composition, empirical and molecular formulae
Chemical equations and stoichiometry

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Q1ChemistryUnit 1: Some Basic Concepts in Chemistry

Volume of

N_{2},

in litres, liberated on heating 6.4 g of

N H_{4} N O_{2}

is:

Q2ChemistryUnit 1: Some Basic Concepts in Chemistry

What is the physical state of

\boldsymbol{P} \boldsymbol{C l}

late under normal condition?

Q3ChemistryUnit 1: Some Basic Concepts in Chemistry

Assertion Element can form different compound. Reason Any substance that contains only one kind of an atom is known as an element.

Q4ChemistryUnit 1: Some Basic Concepts in Chemistry

What is the density of wet air with

75 \%

relative humidity at 1 atm and

300 \mathrm{K}

? Given : vapour pressure of

H_{2} O

is 30 torr and average molar mass of air is

29 g / m o l

Q5ChemistryUnit 1: Some Basic Concepts in Chemistry

Which of the following is a true solution?

Q6ChemistryUnit 1: Some Basic Concepts in Chemistry

10 \mathrm{L}

of hard water required

0.56 \mathrm{g}

of lime (CaO) for removing hardness. Hence, the temporary hardness in ppm (part per million) of

C a C O_{3}

is :

Q7ChemistryUnit 1: Some Basic Concepts in Chemistry

Pressure remaining constant, the volume of a fixed mass of a gas is directly proportional to its absolute temperature. This law is popularly known as:

Q8ChemistryUnit 1: Some Basic Concepts in Chemistry

What are the materials which contain at least two pure substances and show the properties of their constituents called?

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What type of Some Basic Concepts in Chemistry MCQs appear in JEE?

JEE Main tests Some Basic Concepts in Chemistry through conceptual and numerical MCQs. Goodmarks mirrors this format with four-option questions and detailed solutions.

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Aim for at least 50–100 MCQs per subtopic. Goodmarks has 36+ questions for Some Basic Concepts in Chemistry to build speed and accuracy.

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