A. Sodium
B. Potassium
C. Both sodium & potassium
D. Aluminium or calcium
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
A. Average degree of polymerisation of the polymer is 1966
B. Number of carbon atoms between two nitrogen atoms are 6
C. Number of nitrogen atoms between two carbon atoms are 6
D. Polymer was first synthesised in 1966
A. SO3 gas is sparingly soluble in water
B. Water forms an acid mist, which is difficult to absorb
C. The purity of acid is affected
D. Scale formation in the absorber is to be avoided
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.
A. Styrene
B. Ethyl alcohol
C. Cumene
D. Phenol
A. Methyl alcohol
B. Ethyl alcohol
C. Benzol
D. Dimethyl ether