| 1 |
An atm with stable elecrronic configuration can exist. |
Reacts readily
Can not exist
Independently
Combined form
|
| 2 |
Whcih of the following has double covalent bound. |
Br2
CO2
HCl
N2
|
| 3 |
Which of the following has stble elecronic configuration. |
H
He
C
Li
|
| 4 |
Outermost shell of chlorine stom has................. electrons. |
1
2
6
7
|
| 5 |
Outermost shell of sodium atom has ...... electrons. |
1
2
3
4
|
| 6 |
How many atoms orm one molecuel of chlorine. |
1
2
3
4
|
| 7 |
Chemical bond between N2 Molecule is |
Ionic
Single covalent
Double covalent
Triple vocalent
|
| 8 |
Oxygen is a |
Monoalent element
Divalent element
Trivalent element
Tertravalent element
|
| 9 |
Which of the following is an anion. |
F
Cl
S-2
NH3
|
| 10 |
Which of teh following is cation. |
H2
H2O
CO2
NH+4
|
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