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  • The option(s) with only amphoteric oxides is(are) <p

The option(s) with only amphoteric oxides is(are)

\mathrm{A. Cr_2O_3, BeO, SnO, SnO_2}

\mathrm{B. Cr_2O_3, CrO, SnO, PbO}

\mathrm{C. NO, B_2O_3, PbO, SnO_2}

\mathrm{D. ZnO, Al_2O_3, PbO, PbO_2}

Option: 1

A only
 


Option: 2

C only

 


Option: 3

A and C only
 


Option: 4

A and D only


Answers (1)

best_answer

Amphoteric oxides are  \mathrm{Cr_2O_3, BeO, SnO, SnO_2, ZnO, Al_2O_3, PbO, PbO_2}

\mathrm{B_2O_3} is an acidic oxide

\mathrm{NO} is a neutral oxide

\mathrm{CrO} is a basic oxide

Hence option 4 is correct.

Posted by

Sanket Gandhi

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