Isotope Quiz

What is the mass in this isotope?

• 8
• 3
• 4
• 5

How many neutrons does the isotope of lithium have?

• 8
• 3
• 4
• 5

How many protons does this isotope of titanium have?

• 48
• 22
• 26
• 70

What quantities vary between isotopes of an element?

• protons, electrons, and atomic mass
• protons, electrons, and atomic number
• neutrons and electrons
• neutrons and atomic mass

How many neutrons in Carbon-14? Its atomic number is 6.

• 6
• 7
• 14
• 8

How many neutrons does an atom of the isotope neon-22 have? Its atomic number is 10.

• 12
• 10
• 22
• 20

The symbol for a substance containing 76 protons and 114 neutrons is

• Osmium-114

• Osmium-76

• Osmium-190

The mass number of an isotope is made up of which subatomic particles?

• protons and electrons

• protons and neutrons

• electrons and neutrons

• protons, neutrons and electrons

How many electrons are in a neutral atom of magnesium?

• 10

• 12

• 24

• 24.3

What is the number of protons in neon - 22?

• 10

• 12

• 22

• 32