P Block Elements Group 13 Question 2
Question 2 - 25 January - Shift 2
Given below are two statements, one is labelled as Assertion A and the other is labelled as Reason R
Assertion A :- Carbon forms two important oxides $-CO$ and $CO_2 . CO$ is neutral whereas $CO_2$ is acidic in nature.
Reason $\mathbf{R}$ :- $CO_2$ can combine with water in a limited way to form carbonic acid, while $CO$ is sparingly soluble in water.
In the light of the above statements, choose the most appropriate answer from the options given below :-
(1) Both A and R are correct but R is NOT the correct explanation of $A$.
(2) Both A and R are correct and R is the correct explanation of $A$.
(3) $A$ is not correct but $R$ is correct.
(4) $A$ is correct but $R$ is not correct.
Show Answer
Answer: (2)
Solution:
Formula: Carbon Oxides
The oxide which form acid on dissolving in water is acidic oxide.