Among the following oxides, how many of them are amphoteric oxides?
`{:((a)B_(2)O_(3),(b)AL_(2)O_(3),(c)CaO,(d)ZnO),((e)Ga_(2)O(3),(f)SnO_(2),(g)PbO_(2),(h)BeO),((i)CuO,(j)Fe_(2)O_(3),,):}`

Among the following oxides how many of them are suboxides ? (a) C_(3)O_(2) , (b) N_(2)O , (c ) NO_(2) , (d) CO (e) Fe_(3)O_(4) , (f) KO_(2)

Among the following oxides how many of them are suboxides ? (a) C_(3)O_(2) , (b) N_(2)O , (c ) NO_(2) , (d) CO (e) Fe_(3)O_(4) , (f) KO_(2)

How many of the following are amphoteric oxides? Li_(2)O,Na_(2)O_(2),BeO,Al_(2)O_(3),MgO,BaO_(2)

How many of the following are amphoteric oxides? Li_(2)O,Na_(2)O_(2),BeO,Al_(2)O_(3),MgO,BaO_(2)

Among the following oxides how many of them are mixed oxides ? (a) H_(2)O , (b) C_(3)O_(2) , (c ) Fe_(3)O_(4) , (d) Fe_(2)O_(3) (e) Pb_(3)O_(4) , (f) PbO_(2) , (g) Co(AlO_(2))_(2) , (h) Mn_(3)O_(4)

Al_2O_3 is an amphoteric oxide.

identify the following as acidic, basic or amphoteric oxides: BeO,Al_(2)O_(3),CaO,SiO_(2) .

Which of the following oxides are amphoteric? (i) Tl_(2)O (ii) Al_(2)O_(3) (iii) Ga_(2)O_(3) (iv) In_(2)O_(3)

Classify the following oxides as neutral ,acidic basic or amphoteric . a) CO b) B_(2)O_(3) c) SiO_(2) d) CO_(2) e) Al_(2)O_(3) f) pbO_(2) g) Tl_(2)O_(3)