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Class 9 Chemistry · Chapter 1 · Test 2

Elements, Compounds and Mixtures

25 MCQs • Practice the properties of elements, compounds, and mixtures;

MCQs

25 questions · 25 min · 25 marks

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Sample questions

The first 5 of 25. Try each one, then tap to see the answer.

  1. Question 1

    Which of the following is the simplest form of matter?

    • ACompound
    • BMixture
    • CElement
    • DSolution
    Show answer

    Answer: C

    An element is the simplest form of matter and contains only one kind of atom.

  2. Question 2

    Which of the following is the chemical symbol for sodium?

    • AS
    • BSo
    • CNa
    • DN
    Show answer

    Answer: C

    The chemical symbol for sodium is Na.

  3. Question 3

    Which of the following elements exists as a monoatomic gas under ordinary conditions?

    • AOxygen
    • BNitrogen
    • CChlorine
    • DHelium
    Show answer

    Answer: D

    Helium is a noble gas that exists as individual atoms.

  4. Question 4

    Which of the following is a liquid element at room temperature?

    • AIron
    • BMercury
    • CAluminium
    • DCopper
    Show answer

    Answer: B

    Mercury is a metal that is liquid at ordinary room temperature.

  5. Question 5

    Which of the following is a gaseous element at room temperature?

    • AGold
    • BSilver
    • CNitrogen
    • DCarbon
    Show answer

    Answer: C

    Nitrogen exists as a gas under ordinary conditions.

More tests in States of Matter and Phase Changes

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