MCQ’s for Chemistry:
(Chemical Bonding)
Q.1 Atoms like H form chemical bond to
complete their:
a) Octet b) Duplet c) Both
A and B
d) None of the above.
Q.2 Formation of NaCl molecule is:
a) Oxidation b) Reduction c) Redox
d) Substitution reaction.
Q.3 In the formation of MgO, Mg loses
electron therefore we can say that Mg is:
a) Oxidised b) Reduced c) Oxidising
agent d) None
Q.4 In the formation of CaCl2
a) Ca is oxidized b) Cl is reduced c) Cl is
oxidizing agent d) All are correct.
Q.5 Water molecule contains:
a) 2 bond pair b) 2 lone pair c) both a
and b. d) None.
Q.6 Ammonia molecule has :
a) 3 lone pair b) 1 bond pair c) Both d) None.
Q.7 HCl molecule is:
a) Polar covalent b) Pure covalent c) Ionic d) Both a and c.
Q.8 The common feature for H3O+
and NH4 + is :
a) Co-ordinate bond b) Presence of positive charge
c) Both a and b d) None.
Q.9 Ionic solids are hard due to:
a) Presence of metal ions b) Presence of strong inter-ionic force of attraction
c) Presence of lattice d) Both b and c.
Q.10 Covalent compounds are:
a) Soluble in organic solvents b) Insoluble
in polar solvents.
c) Soft and poor conductors of heat and electricity.
d) All of the above.
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