What element contains 15 neutrons and 14 protons?
A)Phosphorus
B)Silicon
C)Copper
D)Zinc

Name: What element contains 15 neutrons and 14 protons? A)Phosphorus B)Silicon C)Copper D)Zinc
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Silicon has an atomic number of 14, which means it has 14 protons. The number of neutrons is found by subtracting the atomic number from the mass number. Silicon with 15 neutrons would have a mass number of 29 (14 protons + 15 neutrons). This isotope of silicon is denoted as Silicon-29.

What Element Contains 15 Neutrons and 14 Protons