ICSE /Class 8
Chemistry MCQ Based On Preference of zinc as the metal to be used
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ICSE Class 8 Chemistry Preference of zinc as the metal to be used
Reactive metals like sodium, potassium, calcium, and magnesium can force the hydrogen atom to accept the electrons given by them and form salt-like ionic solid compounds.
It gives nitrogenous compounds of ammonia.
That metal prevents gas deposition on zinc.
It does not react actively.
It is an exothermic reaction
Zinc is a mineral.
Salt of acid.
The zinc metal with high surface area and high particle size are called zinc granules. It is preferred for laboratory preparation of hydrogen gas because it has a high surface area which facilitates reaction in a better way. It can yield hydrogen gas when reacted with acids.
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