The number of electrons in an element X is 15 and the number of neutrons is 15 and the number of neutrons is 16. Which of the following is the correct representation of the element?
A. [latex] _{ 15 }^{ 31 }{ X } [/latex]
B. [latex] _{ 16 }^{ 31 }{ X } [/latex]
C. [latex] _{ 16 }^{ 15 }{ X } [/latex]
D. [latex] _{ 15 }^{ 16 }{ X } [/latex]
Answer:A
The number of electrons in an element X is 15 and the number of neutrons is 15 and the number of neutrons is 16. Which of the following is the correct representation of the element?
A. [latex] _{ 15 }^{ 31 }{ X } [/latex] B. [latex] _{ 16 }^{ 31 }{ X } [/latex] C. [latex] _{ 16 }^{ 15 }{ X } [/latex] D. [latex] _{ 15 }^{ 16 }{ X } [/latex]