Intext questions II — task. Science CBSE, Class 9.

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On the basis of Thomson’s model of an atom, explain how the atom is neutral as a whole.

According to Thomson's model of an atom,

a.

The electrons revolve around the nucleus.
The electrons are embedded in a neutral sphere that represents an atom.
The electrons are embedded in a positively charged sphere that represents an atom.

b.

The magnitudes of the negative and positive charges are the same.
The magnitudes of the negative and positive charges are not the same

Hence, the atom is electrically neutral as a whole.

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