(i) In laboratory \[C{{O}_{2}}\] is prepared by the action of dilute \[HCl\] on calcium carbonate |
(ii) Carbon dioxide is a poisonous gas |
(iii) Increase in carbon dioxide content in atmosphere lead to increase in green house effect. |
(iv) \[C{{O}_{2}}\] as dry ice is used as a refrigerant for ice cream and frozen food. |
A) (i) and (ii)
B) Only (ii)
C) (i),(ii) and (iii)
D) (ii) and (iii)
Correct Answer: B
Solution :
[b] Carbon dioxide is not a poisonous gas.You need to login to perform this action.
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