Class 9 Chemistry MCQ
For ________________ “like dissolves like”.
Metals
Bonds
Solubility
Nil
________________ are formed from chemical reactions.
Elements
Mixture
Substance
Nil
________________ observed that formation of covalent bonds.
Rutherford
G.N Lewis
Both a and b
(‘radio-button-click-target’, “Bohar’s”)
Considering the electronic configuration of atoms which atom with the given atomic number will be the most stable one?
6
8
10
12
Which one of the following is the weakest force among the atom?
ionic force
metallic force
intermolecular force
covalent force
Transfer of electrons between atoms results in:
metallic bonding
ionic bonding
covalent bonding
coordinate covalent bonding
The bound between ionic compound is ………… .
Covalent
Co-ordinate
Ionic
Nil
Which has metallic bond?
H
Na
HCI
P
Identify when pair has polar covalent bonds:
O2 and Cl2
H2O and N2
H2O and C2H2
H2O and HCI
In ionic bond complete ________________ of electrons occurs.
Paring
Sharing
Transfer
None
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