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Atomic Structure
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Atomic Structure
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1. A Review of General Chemistry / Atomic Structure / Problem 2
Problem 2
Nitrogen has two relatively stable isotopes:
14
N and
15
N. Determine the number of protons and neutrons in each isotope. (Recall: nitrogen has an atomic number of 7.)
A
14
N: 7 protons and 7 neutrons;
15
N: 8 protons and 7 neutrons.
B
14
N: 7 protons and 7 neutrons;
15
N: 7 protons and 8 neutrons.
C
14
N: 8 protons and 7 neutrons;
15
N: 8 protons and 7 neutrons.
D
14
N: 4 protons and 8 neutrons;
15
N: 7 protons and 7 neutrons.
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