Holly Nephew
Quiz by , created more than 1 year ago

A quiz on the aspects of atomic mass and isotopes.

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Holly Nephew
Created by Holly Nephew over 6 years ago
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Atomic Mass Quiz

Question 1 of 5

1

What does the atomic number signify?

Select one of the following:

  • The number of electrons in an atom

  • The number of protons in an atom

  • The number of neutrons + protons in an atom

  • The number of protons + electrons in an atom

Explanation

Question 2 of 5

1

If the number of electrons in an atom increases, so does its mass number.

Select one of the following:

  • True
  • False

Explanation

Question 3 of 5

1

What is the unit used to measure atomic mass units?

Select one of the following:

  • imvu

  • amu

  • emu

  • no

Explanation

Question 4 of 5

1

What is the percent abundance of an isotope whose relative abundance is 0.65?

Select one of the following:

  • 35%

  • 45%

  • 65%

  • 69%

Explanation

Question 5 of 5

1

Check all statements that are true:

Select one or more of the following:

  • The relative abundances of the isotopes of an element add up to 100.

  • Each isotope of an element has a different number of electrons.

  • The atomic number signifies which element an atom is part of.

  • Isotopes are atoms of an element that contain the same number of protons but a different number of neutrons in the nucleus.

Explanation

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