Please give the answer which is mention in the page:
Q 38. The reaction H2+CI2 2HCI is a-
(A) Decomposition reaction.
(B) Combination reaction.
(C) Double displacement reaction.
(D) Displacement reaction.
Q 39 Which of the following is a combustion react-
(A) Boilding of water.
(B) Melting of wax
(C) Burning of petrol.
(D) None of these.
The solution is as follows:
Answer 38:
The correct option is (B) Combination reaction.
The reaction is as follows:
H2(g) + Cl2(g) 2 HCl(g)
Answer 39:
The correct option is (C) Burning of petrol.
Melting of wax and boiling of water are physcial changes.
For further queries please ask in separate thread.
Answer 38:
The correct option is (B) Combination reaction.
The reaction is as follows:
H2(g) + Cl2(g) 2 HCl(g)
Answer 39:
The correct option is (C) Burning of petrol.
Melting of wax and boiling of water are physcial changes.
For further queries please ask in separate thread.