Covalent Bonding

25 MCQs covering covalent bond formation through electron sharing, single, double, and triple covalent bonds, Lewis and dot-cross structures, and common molecules such as H₂, O₂, N₂, H₂O, CH₄, and NH₃.

MCQs

25 questions · 20 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

    What is a covalent bond?

    • AA bond formed by electron transfer
    • BA bond formed by sharing electron pairs
    • CA bond formed by transferring protons
    • DA bond formed by sharing neutrons
    Show answer

    Answer: B

    A covalent bond forms when atoms share electron pairs.

  2. Question 2

    Which type of elements commonly form covalent bonds with each other?

    • AMetals only
    • BMetals and noble gases
    • CNonmetals
    • DAlkali metals only
    Show answer

    Answer: C

    Nonmetal atoms commonly form covalent bonds by sharing electrons.

  3. Question 3

    How many electron pairs are shared in a single covalent bond?

    • AOne
    • BTwo
    • CThree
    • DFour
    Show answer

    Answer: A

    A single covalent bond consists of one shared pair of electrons.

  4. Question 4

    How many electron pairs are shared in a double covalent bond?

    • AOne
    • BTwo
    • CThree
    • DFour
    Show answer

    Answer: B

    A double covalent bond consists of two shared electron pairs.

  5. Question 5

    How many electron pairs are shared in a triple covalent bond?

    • AOne
    • BTwo
    • CThree
    • DFour
    Show answer

    Answer: C

    A triple covalent bond consists of three shared electron pairs.

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