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Question

When an atom loses one or more electrons, it forms a/ an


A

Anion

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B

Cation

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C

Compound

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D

Molecule

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Solution

The correct option is B

Cation


The explanation for the correct option:

(B)

Cation: Loss of electrons from atom results in the formation of an ion known as a cation. For example; the cation of Sodium(Na+).

The explanation for the incorrect option:

(A)

Anion: The gain of electrons from atom results in the formation of an ion known as an anion. For example; the anion of Chlorine(Cl-).

(C)

Compound: Compounds are chemical substances made up of two or more elements that are chemically bound together in a fixed ratio.

For example, Hydrochloric (HCl) is a combination of Hydrogen(H) and Chlorine(Cl)

(D)

Molecule: A molecule is defined as the smallest unit of a compound that contains the chemical properties of the compound.

For example; Water (H2O), Table salt(NaCl) etc,

Hence, the correct option is B.


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