The atomic number of sodium is 11 and its mass number is 23. It has (a) 11 neutrons and 12 protons (b) 12 protons and 11 electrons (c) 11 electrons and 12 neutrons (d) 12 electrons and 11 neutrons

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30/12/2020 10:44 am

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Trisha Dave

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The atomic number of sodium is 11 and its mass number is 23. It has

(a) 11 neutrons and 12 protons

(b) 12 protons and 11 electrons

(d) 12 electrons and 11 neutrons

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30/12/2020 10:46 am

Arsh01

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