Question

17.An element X on reacting with oxygen forms XO2. The oxide when dissolved in water turned red litmus blue. What will be the nature of ‘X’? Give reason for your answer.

Answer 1

Explanation:

We know that if any substance when dissolved in water(solution of any substance)turns red litmus to blue ,

then the given substance is basic in nature. So, the oxide of the given element will be basic.

we know that generally, all the metal oxides are basic in nature .Since, the given oxide is basic in nature,

Therefore X will surely be a metal.

Answer 2

Answer:

The nature of X is metallic.

Explanation:

This is because litmus turns blue when it is basic, and metallic oxides are basic.

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