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JAMB Chemistry questions: Atomic structure and bonding

33 questions with answers and explanations. Tap an option to check yourself.

AllJAMBWAEC
All topicsAcids, bases and salts · 32Air · 21Atomic structure and bonding · 33Chemical combination · 31Chemical equilibrium · 21Chemistry and industry · 18Electrolysis · 22Energy changes · 22Environmental pollution · 17Kinetic theory of matter and gas laws · 27Metals and their compounds · 24Non-metals and their compounds · 23Organic compounds · 43Oxidation and reduction · 22Rates of chemical reaction · 22Separation of mixtures and purification · 24Solubility · 20Water · 21

  1. Question 21· Atomic structure and bonding· JAMB

    An element with atomic number 19 belongs to group

    Explanation and discussion

  2. Question 22· Atomic structure and bonding· JAMB

    A dative (coordinate) covalent bond is present in

    Explanation and discussion

  3. Question 23· Atomic structure and bonding· JAMB

    The shape of the methane molecule is

    Explanation and discussion

  4. Question 24· Atomic structure and bonding· JAMB

    Chlorine consists of 75% ³⁵Cl and 25% ³⁷Cl. Find its relative atomic mass.

    Explanation and discussion

  5. Question 25· Atomic structure and bonding· JAMB

    Metallic bonding consists of

    Explanation and discussion

  6. Question 26· Atomic structure and bonding· JAMB

    An element has 11 protons and 12 neutrons. Its mass number is:

    Explanation and discussion

  7. Question 27· Atomic structure and bonding· JAMB

    The period of an element in the periodic table shows the number of

    Explanation and discussion

  8. Question 28· Atomic structure and bonding· JAMB

    The bond in sodium chloride is:

    Explanation and discussion

  9. Question 29· Atomic structure and bonding· JAMB

    The configuration 1s² 2s² 2p⁶ 3s² 3p⁶ 4s¹ belongs to

    Explanation and discussion

  10. Question 30· Atomic structure and bonding· JAMB

    The electronic configuration of the calcium ion, Ca²⁺ (atomic number 20), is

    Explanation and discussion

  11. Question 31· Atomic structure and bonding· JAMB

    Which element has the highest electronegativity?

    Explanation and discussion

  12. Question 32· Atomic structure and bonding· JAMB

    Which of the following contains a dative (coordinate) covalent bond?

    Explanation and discussion

  13. Question 33· Atomic structure and bonding· JAMB

    Which molecule has a tetrahedral shape?

    Explanation and discussion

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