Question

The diagram shows the reactivity of certain elements with dilute hydrochloric acid. Give the reactions and mention the observation.

Answer 1

BEAKER 1-

Reaction_

Na + 2HCl ----------->2 NaCl + 2H2

Observation

Salt and hydrogen gas is formed

BEAKER 2-

Reaction-

Fe + HCl ------> FeCl2 + h2

Obser.-

Bubbles start raising(hydrogen gas)

BEAKER3-

As copper lies below Hydrogen in the reactivity series no reaction takes place in this condition

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