Question Detail

CHM 101 CHM 101 Past Questions Objective Question

Question

What determines the position of an element in the periodic table?
Options
A Mass number
B Atomic number
Correct Answer
C Density
D Number of neutrons
Correct Answer

Option B is the correct answer.

Detailed Explanation

The periodic table is arranged in order of increasing atomic number (the number of protons). An element's position in the table is uniquely determined by its atomic number.

Hint

This is the fundamental property that defines an element.

Question Info