# Objective question group is
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3) the characterstics property of element in a
1) Ionization potential
) Number of electron mouter most orbit
7
i) Electron affinity
iv) Electron negativity

the answer is b. dilution

answer:

the reaction is type of combination reaction.

explanation:

on the product side, there are 2 molecules of bonded to fe   which means one atom of fe are combined two molecules of . so, balanced chemical equation becomes :

this reaction follows the reaction type of combination reaction. a combination reaction is defined as chemical reaction in which reactants combines together to form a single product.