Select the true statements from the following: Al 2 O 3 (s) is insoluble in wate

Question

Select the true statements from the following:

Al2O3(s) is insoluble in water, but dissolves in either acid or base solution.

Solid P4O10 is an acidic oxide.

Nitrogen atoms, in their ground state, have two unparied electrons.

Aluminum metal reacts with water to produce oxygen gas.

Al2O3(s) is insoluble in water, but dissolves in either acid or base solution.

Solid P4O10 is an acidic oxide.

Nitrogen atoms, in their ground state, have two unparied electrons.

Aluminum metal reacts with water to produce oxygen gas.

Explanation / Answer

Al2O3(s) is insoluble in water, but dissolves in either acid or base solution. because Al2O3 is amphoteric in nature. so that it is insoluble in water.

Solid P4O10 is an acidic oxide. ( P is non-metal.so that corresponding oxide is acidic in nature.)

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