Question

Atomic Number

Atomic Mass Number

Protons

Neutrons

Electrons

Charge

Element 1

6

12

A

6

6

B

Element 2

6

13

6

C

D

1+



Look at the above table.

How many neutrons should be at (C) Element 2



Question 5 options:

6


7


11


13

Answer 1

Answer: 7

Explanation:

protons + neutrons = atomic mass number