Which oxides of 14 group elements are amphoteric in nature.
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Explanation:
Dioxides CO2,SiO2 and GeO2 are acidic while SnO2 and PbO2 are amphoteric.
B. CO, GeO, SnO and PbO are amphoteric.
C. Monoxides react with haemoglobin to form toxic compounds.
D. All oxides burn with blue flame.
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Explanation:
SnO2 and PbO2 are Amphoteric oxudes in 14th group of elements.
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