Atomic weight of an element lightest element and protons, Chemistry

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If the atomic weight of an element is 23 times that of the lightest element and it has 11 protons, then it contains:

(1)11 protons, 23 neutrons, 11 electrons

(2)11 protons, 11 neutrons, 11 electrons

(3)11 protons, 12 neutrons, 11 electrons

(4)11 protons, 11 neutrons, 23 electrons

Ans: 11 protons, 12 neutrons, 11 electrons

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