Atomic Structure Quiz

What is the atomic number?

• The number of protons in an element

• The number of neutrons in an element

• The number of electrons in an element

• The number of protons and neutrons combined

Which statement is true for neutral elements?

• The number of protons is equal to the number of electrons

• The number of protons is equal to the number of neutrons

• The number of electrons is equal to the number of neutrons

• The number of protons, electrons, and neutrons are all equal

What is the atomic mass?

• The number of protons in an element

• The number of neutrons in an element

• The weighted average of all the isotopes of an element

• The number of protons and neutrons combined

How can you find the number of neutrons in an atom?

• By subtracting the atomic number from the mass number

• By adding the atomic number and the mass number

• By dividing the atomic number by the mass number

• By multiplying the atomic number and the mass number

What are isotopes?

• Atoms with the same number of protons and neutrons

• Atoms with the same number of protons and electrons

• Atoms with the same number of neutrons and electrons

• Atoms with the same number of protons, but different number of neutrons

Which of the following is an example of an isotope?

• Hydrogen-1

• Hydrogen-2

• Hydrogen-3

• All of the above

What is the mass number?

• The number of protons in an element

• The number of neutrons in an element

• The weighted average of all the isotopes of an element

• The number of protons and neutrons combined

What is the atomic symbol for Sulfur?

• S

• N

• CI

• Ca

What is the atomic number of Beryllium?

• 16

• 7

• 14

• 4

How many protons does Oxygen have?

• 16

• 7

• 17

• 8