Class 9 Chemistry MCQ
Which one of the following is an electron deficient molecule?
HN3
BF3
N2
O2
Metals are ________________
Liquid
Solid
Gas
Malleable
Which is a polar molecule?
HCI
H2
CI2
O2
________________ in linear in shape.
CO+
CO2
H2O
NH3
H° – H° has ________________ energy.
Lower
Higher
Medium
Nil
In double covalent bond, every atom provides
1 electrons
2 electrons
4 electrons
6 electrons
Ionic compound are ________________ in water.
insoluble
Soluble
Covalent
Solvent
________________ is triangular in shape.
BCL3
H2O
CO2
NH3
Atoms form chemical bonds to attain the electronic configuration of
Halogens
Noble gases
Alkali metals
Alkaline earthmetals
The property of being polar in nature is called:
Polarity
Chemistry
Both
Nil
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