Chemistry · JEE

Laws of chemical combination, Atomic and molecular masses MCQs for JEE

14+ syllabus-aligned questions available

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Laws of chemical combination, Atomic and molecular masses JEE MCQs on Goodmarks include 14+ multiple-choice questions with correct answers and step-by-step solutions. Attempt free samples below or unlock the full bank with Pro.

Master Laws of chemical combination, Atomic and molecular masses through exam-style multiple-choice questions. This page features 14+ JEE MCQs covering Laws of chemical combination, Atomic and molecular masses, each with verified answers and clear explanations.

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Part of Some Basic Concepts in Chemistry in JEE Main Chemistry.

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Q1ChemistryUnit 1: Some Basic Concepts in Chemistry

Who proposed that equal volumes of gases at the same temperature and pressure have same number of molecules.

Q2ChemistryUnit 1: Some Basic Concepts in Chemistry

A pair of compounds which is an illustration of law of multiple proportions is:

Q3ChemistryUnit 1: Some Basic Concepts in Chemistry

Carbon and oxygen forms two compounds. Carbon content in one of them is

42.9 \%

while in the other is 27.3\%. The given data is in support with:

Q4ChemistryUnit 1: Some Basic Concepts in Chemistry

3 volumes of hydrogen are required to combine with one volume of nitrogen to form 2 volumes of ammonia. When 1 mole of hydrogen is allowed to react with the mole of nitrogen, the two gases?

Q5ChemistryUnit 1: Some Basic Concepts in Chemistry

Assertion Pure water obtained from different states of India always contains hydrogen and oxygen in the ratio of 1: 8 by mass. Reason Total mass of reactants and products during chemical change is always the same.

Q6ChemistryUnit 1: Some Basic Concepts in Chemistry

Chemical compounds are formed to have constant composition irrespective of their This question has multiple correct options

Q7ChemistryUnit 1: Some Basic Concepts in Chemistry

Zinc sulphate contains

22.65 \% \mathrm{Zn}

and

43.9 \% H_{2} O .

If the law of constant proportions is true, then the mass of zinc required to give 40 g crystals will be:

Q8ChemistryUnit 1: Some Basic Concepts in Chemistry

16.8 \mathrm{g}

of metal carbonate on thermal decomposition gave 8 g of metallic oxide and

8.8 \mathrm{g}

of carbon dioxide. They follow:

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Frequently asked questions

What type of Laws of chemical combination, Atomic and molecular masses MCQs appear in JEE?

JEE Main tests Laws of chemical combination, Atomic and molecular masses through conceptual and numerical MCQs. Goodmarks mirrors this format with four-option questions and detailed solutions.

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