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What chemical reaction does this equation represent? 2KCl + Pb(NO3)2 → 2 KNO3 + PbCl2
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A. Two molecules of potassium chloride react with one molecule of lead nitrate to form two molecules of potassium nitrate and one molecule of lead chloride.

B. Two molecules of potassium chloride react with two molecules of lead nitrate to form one molecule of potassium nitrate and two molecules of lead chloride.

C. Two molecules of potassium nitrate and one molecule of lead chloride react to form one molecule of lead nitrate and two molecules of potassium chloride.

D. One molecule of potassium nitrate and one molecule of lead chloride react to form one molecule of lead nitrate and one molecule of potassium chloride.

Respuesta :

Answer : The correct option is A.

Explanation :

The given chemical reaction is,

[tex]2KCl+Pb(NO_3)_2\rightarrow 2KNO_3+PbCl_2[/tex]

The given reaction is a balanced reaction in which the number of molecules of each of the elements on both the sides (reactant and product) are equal.

This reaction is a type of Double displacement reaction.

Double displacement reaction : It is a type of reaction in which two different compounds react to give two new compounds.

                  [tex]AB+CD\rightarrow AD+CB[/tex]

From the given reaction, we conclude that the two molecules of potassium chloride react with the one molecule of lead nitrate to form two molecule of potassium nitrate and one molecule of lead chloride.