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प्रश्न
Which of the following statement is always correct?
पर्याय
An atom has equal number of electrons and protons.
An atom has equal number of electrons and neutrons.
An atom has equal number of protons and neutrons.
An atom has equal number of electrons, protons and neutrons.
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उत्तर
An atom has equal number of electrons and protons.
Explanation -
An atom has equal number of electrons and protons since it is neutral.
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