JEE Main & Advanced Chemistry The p-block Elements-II / p-ब्लॉक तत्व-II Question Bank Self Evaluation Test - The p-Block Elements (Group 13 and Group 14)

Which of the following statement(s) is / are incorrect for\[C{{O}_{2}}\]?

(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.