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Group 5A and Group 6A elements - 13
1.
COOH
|
COOH
Conc. HCl
®
CO
2
+ CO +H
2
O
a) True
b) False
2.
H
2
SO
4
is used in the manufacture of fertilizers like urea and Magnesium nitrate.
a) False
b) True
3.
2CH
3
COOH + P
2
O
2
®
(CH
3
CO)
2
O + 2HPO
3
a) True
b) False
4.
Freezing point of phosphorus trichloride is - 100C
o
.
a) False
b) True
5.
Dissociation of P4 vapour to P2 molecules takes place at 700Co.
a) False
b) True
6.
TNT and Picric acid are formed by nitric acid.
a) True
b) False
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