PDF chapter test TRY NOW
1. Study the graph given below and select the correct statement :-
(A) When water is cooled to 4°C it contracts
(B) At 0°C water freezes
(C) The volume of ice is more than that of water
(D) All of these
(A) When water is cooled to 4°C it contracts
(B) At 0°C water freezes
(C) The volume of ice is more than that of water
(D) All of these
2. The solid state of \(CO_2\) is called :-
Answer variants:
Tear gas
Dry ice
All of these
At 0°C water freezes
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