Question

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Answer 1

Answer:

Single displacement reaction.

Explanation:

: Those reaction in which a more reactive element displaces a less reactive element from a compound .

Answer 2

Answer:

(i) SINGLE DISPLACEMENT Reaction

If an iron nail is placed in an aqueous

If an iron nail is placed in an aqueous solution of copper (II) sulphate, the iron displaces copper from its aqueous solution and the so formed copper deposits over the iron nail.

(II) It is a reaction between an element

It is a reaction between an element and a compound. When they react, one of

It is a reaction between an element and a compound. When they react, one of the elements of the compound-reactant is

It is a reaction between an element and a compound. When they react, one of the elements of the compound-reactant is replaced by the element-reactant to form

It is a reaction between an element and a compound. When they react, one of the elements of the compound-reactant is replaced by the element-reactant to form a new compound and an element.

Explanation:

.