Chemistry Practice Tests – Chemical Combination

Hello and Welcome to Chemistry Practice Tests – Chemical Combination

  1. You are to attempt 5 random objectives questions ONLY.
  2. Supply Your Full Name and Location in the text box below and begin immediately.
  3. You can attempt as many times as possible
  4. Your time starts NOW!
Full Name (Surname First)
Location (City/State)
email address:

When element 20Y combines with element 8Z (WASSCE 2016)

 (a) a covalent compound, YZ is formed.
(b) a covalent compound, ZY is formed.
(c) an ionic compound, YZ is formed.
(d) an ionic compound, ZY is formed

The noble gases have been grouped in ________

(a) Group 4      (b) Group 3      (c) Group 1      (d) Group O

Hydrogen bonds are formed between molecules containing a hydrogen atom bonded to a _______ (WASSCE)

(a) strongly electronegative atom.
(b) nonpolar species.
(c) diatomic element.
(d) complex ion

Which of the following metals has the strongest metallic bond? (WASSCE 2017)

(a) 19K      (b) 13Al      (c) 12Mg      (d) 11Na

What type of bonding exists between potassium and chlorine in each of the Chlorides?

(a) Metallic bonding      (b) Ionic bonding      (c) Dative bonding      (d) Covalent bonding

To submit your quiz and see your score/performance report; Make sure you supply your Full Name in the form above.


Online Learning and Assessment Portal for Nigerian and International Students
error: Content is protected !!