Element X has a total of 19 electrons and can react with ...
Element X has a total of 19 electrons and can react with oxygen to form an oxide. Which of the following statements is NOT true of the oxide of the element?
When exposed to air, it slowy changes to liquid
its solution in water conducts electricity
Its solution in water, on evaporationm gives a white solid
Its solution in water liberates hydroge when in contact with aluminium metal
Its oxide, when stronlgy heated, regenerates the elements X
Correct answer is A
No explanation has been provided for this answer.
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