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JAMB Chemistry 2012 Paper

Question : 8

Total: 45

A hydrogen atom which has lost an electron contains

Solution:

Concept:

A hydrogen atom that has lost its electron becomes a hydrogen ion,

\mathrm{H}^+

Explanation:

A neutral hydrogen atom consists of one proton and one electron.

When it loses that electron, only the proton remains.

Thus,

\mathrm{H}^+

contains one proton only.

Answer:

A. one proton only

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