Multiple choice

An element with a different mass number but the same atomic number is known as _______.

  1. Quark

  2. Isotope

  3. Radiotope

  4. Dendromere

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Isotopes are variants of a particular chemical element that have the same number of protons (atomic number) but a different number of neutrons, resulting in a different mass number.