Single Choice

Which of the following is not an amphoteric ion?

A$$Al^{3+}$$
B$$Cr^{3+}$$
C$$Fe^{2+}$$
Correct Answer
D$$Zn^{2+}$$

Solution

$${ Fe }^{ 2+ }$$ is not an amphoteric ion. because it doesn't have the ability to react both will acids and bases.
We can get $${ Fe }^{ 3+ }$$ from $${ Fe }^{ 2+ }$$ but can't get $${ Fe }^{ + }$$ from $${ Fe }^{ 2+ }$$.

SIMILAR QUESTIONS

p - block Elements

Which of the following is an amphoteric oxide?

p - block Elements

Which one of the following is an amphoteric oxide?

p - block Elements

Which of the following oxides reacts with Both $$HCl$$ and $$NaOH$$ ?

p - block Elements

In the following sets of reactants which two sets exhibit the amphoteric character of $$Al_2O_3.xH_2O$$? Set 1 : $$Al_2O_3.xH_2O$$ (s) and $$OH^-(aq)$$ Set 2 : $$Al_2O_3.xH_2O$$ (s) and $$H_2O (l)$$ Set 3 : $$Al_2O_3.xH_2O$$ (s) and $$H^+ (aq)$$ Set 4 : $$Al_2O_3.xH_2O$$ (s) and $$NH_3 (aq)$$

p - block Elements

Which of the following oxide is amphoteric?

p - block Elements

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

p - block Elements

What are amphoteric oxides? Give two examples of amphoteric oxides.

p - block Elements

Which of the following sets of oxides is amphoteric in nature?

p - block Elements

Which of the following is amphoteric oxide? $$Mn_2O_7, \, CrO_3, \, Cr_2O_3, \, CrO, \, V_2O_5, \, V_2O_4$$

p - block Elements

Select the amphoteric substance in the following :

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