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Chemistry · JEE

Online Practice: Concept of atom, molecule, element and compound for JEE

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Goodmarks provides free online JEE practice for Concept of atom, molecule, element and compound with 8+ MCQs, instant answer checking, and full solutions. Sign up to unlock the complete question bank and topic-wise filters.

Sharpen your chemistry preparation with interactive online practice for Concept of atom, molecule, element and compound. Goodmarks offers 8+ JEE-style MCQs mapped to the official syllabus, each with detailed explanations so you learn from every attempt.

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Attempt 8 free MCQs for Concept of atom, molecule, element and compound. Unlock the full bank with Pro.

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Q1ChemistryUnit 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.
Q2ChemistryUnit 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?
Q3ChemistryUnit 1: Some Basic Concepts in Chemistry
4 protons, 5 neutrons, and 4 electrons are there in an atom of beryllium. Its mass number is:
Q4ChemistryUnit 1: Some Basic Concepts in Chemistry
What is the ratio of the number of neutrons present in potassium and magnesium atoms with mass number 39 and 24 respectively?
Q5ChemistryUnit 1: Some Basic Concepts in Chemistry
J J Thomson Model could not able to explain the following?
Q6ChemistryUnit 1: Some Basic Concepts in Chemistry
Who was the discoverer of neutrons???
Q7ChemistryUnit 1: Some Basic Concepts in Chemistry
Assertion The specific charge of canal rays is not constant. Reason The mass of ion varies with speed.
Q8ChemistryUnit 1: Some Basic Concepts in Chemistry
Protons and neutrons are also called

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How do I practice Concept of atom, molecule, element and compound online for JEE?

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Goodmarks currently has 8+ JEE-aligned MCQs for Concept of atom, molecule, element and compound, with more added regularly.

Is this aligned with the JEE Main syllabus?

Yes. All Chemistry questions on Goodmarks are organised by official JEE Main units and subtopics, including Concept of atom, molecule, element and compound.

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