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Which of the following oxides are acidic...

Which of the following oxides are acidic ?
`CuO, Mn_(2)O_(7), CO, SO_(2), CrO_(3)`

A

`CrO_3 , Mn_2O_7 and SO_2`

B

only `SO_2`

C

`Mn_2O_7 and SO_2`

D

`CO and SO_2`

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The correct Answer is:
A
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(i) Which of the following are coloured in aqueous solution ? Give reasons : V^(3+) , Cu^(+) , Sc^(3+) , Fe^(3+) (ii) Which of the following oxides are amphoteric ? Mn_2O_7, CrO_3, Cr_2O_3, V_2O_5 .

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Among the oxides gives below, how many are acidic ? CrO_3, Mn_2 O_7, CO, SO_2 .

NTA MOCK TESTS-NTA NEET SET 57-CHEMISTRY
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