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

Question

The option(s) with only amphoteric oxides is(are) (A) Cr2O3, BeO, SnO, SnO2 (B) Cr2O3, CrO, SnO, PbO (C) NO, B2O3, PbO, SnO2 (D) ZnO, Al2O3, PbO, PbO2

Tardigrade Admin · Accepted Answer

Amphoteric oxides are ZnO , Al 2 O 3, PbO , PbO 2, BeO , SnO , SnO 2, Cr 2 O 3 NO is a neutral oxide. CrO is a basic oxide. B 2 O 3 is an acidic oxide

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

$C r_{2} O_{3}, B e O, S n O, S n O_{2}$

$C r_{2} O_{3}, C r O, S n O, P b O$

$NO, B_{2} O_{3}, P b O, S n O_{2}$

$Z n O, A l_{2} O_{3}, P b O, P b O_{2}$

Amphoteric oxides are
$Z n O, A l_{2} O_{3}, P b O, P b O_{2}, B e O, S n O, S n O_{2}, C r_{2} O_{3}$
NO is a neutral oxide.
$C r O$ is a basic oxide.
$B_{2} O_{3}$ is an acidic oxide

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

Cr2​O3​,BeO,SnO,SnO2​

Cr2​O3​,CrO,SnO,PbO

NO,B2​O3​,PbO,SnO2​

ZnO,Al2​O3​,PbO,PbO2​

Amphoteric oxides are ZnO,Al2​O3​,PbO,PbO2​,BeO,SnO,SnO2​,Cr2​O3​ NO is a neutral oxide. CrO is a basic oxide. B2​O3​ is an acidic oxide

$C r_{2} O_{3}, B e O, S n O, S n O_{2}$

$C r_{2} O_{3}, C r O, S n O, P b O$

$NO, B_{2} O_{3}, P b O, S n O_{2}$

$Z n O, A l_{2} O_{3}, P b O, P b O_{2}$

Amphoteric oxides are
$Z n O, A l_{2} O_{3}, P b O, P b O_{2}, B e O, S n O, S n O_{2}, C r_{2} O_{3}$
NO is a neutral oxide.
$C r O$ is a basic oxide.
$B_{2} O_{3}$ is an acidic oxide