Chemistryhard · Past Paper
Which element has 18 neutrons and 17 protons?
AChlorine-35
BArgon-35
CSulfur-35
DPhosphorus-35
✓ Correct Answer: A — Chlorine-35
Atomic number = protons = 17 (Chlorine). Mass number = 17+18 = 35.
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✓ Correct Answer: A — Chlorine-35
Atomic number = protons = 17 (Chlorine). Mass number = 17+18 = 35.
Share this question