Atomic weight of an element lightest element and protons, Chemistry

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

Posted Date: 5/17/2013 5:11:10 AM | Location : United States







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