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Choose the correct statements from the following A. Mn2O7 is an oil at room temperature B. V2O4 reacts with acid to give VO2+ C. CrO is a basic oxide D. V2O5 does not react with acid Choose the correct answer from the options given below: (1) A, B and D only (2) A, B and C only (3) B and C only (4) A and C only

1. (1) A, B and D only
2. (2) A, B and C only
3. (3) B and C only
4. (4) A and C only

Correct answer: (4) A and C only

Solution

Mn2O7 is indeed a liquid at room temperature, and CrO is classified as a basic oxide due to its ability to react with acids. The other statements are incorrect, making A and C the only correct options.

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