Multiple Choice
Which of the following metal hydroxides are amphoteric?
A) Al(OH) 3,Zn(OH) 2,Cr(OH) 3,Sn(OH) 2
B) Cu(OH) 2,Mn(OH) 2,Fe(OH) 2,Fe(OH) 3
C) Be(OH) 2,Ca(OH) 2,Ba(OH) 2,Sr(OH) 3
D) LiOH,NaOH,KOH,RbOH
Correct Answer:

Verified
Correct Answer:
Verified
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