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Which of the following is correct? A) 23Na, 11 protons, 11 neutrons, 12 electrons B)40Ar, 18 protons, 22 neutrons, 18 electrons C)238U, 238 protons, 238 neutrons, 238 electrons D)55Fe, 26 protons, 29 neutrons,
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2 votes
Which of the following is correct?

A) 23Na, 11 protons, 11 neutrons, 12 electrons
B)40Ar, 18 protons, 22 neutrons, 18 electrons
C)238U, 238 protons, 238 neutrons, 238 electrons
D)55Fe, 26 protons, 29 neutrons, 29 electrons

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User Jeff Wright
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1 Answer

6 votes

The correct answer is B

User Blueman
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