What is the difference between the following two reactions ? (a) Mg + 2HCl ——–> MgCl2 + H2 (b) NaOH + HCl ——–> NaCl + H2O.
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1.in case of 1st reaction
metal reacts with a acid.
when metal reacts with a acid then hydrogen gas evolved.
when burning candle is placed upper side of the test tube pop sound produces.
in case of 2nd reaction
Acid reacts with a base
salt and water is formed when acid and base racts.
it is neutralization reaction
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