Match the following:
-Number of protons in an atom.
A)Atomic symbol
B)Mass number of an element
C)Atomic number

Question

Quizplus · Accepted Answer

The atomic number is equal to the number of protons in an atom.

Answer: A
 The atomic symbol represents a specific element, which is determined by the number of protons (atomic number) in the nucleus.

Answer: B
 The mass number is the total number of protons and neutrons in the nucleus of an atom. This information can be used to calculate the number of neutrons by subtracting the atomic number (number of protons) from the mass number.

Match the Following: -Number of Protons in an Atom