Quiz: Atomic Number and Mass Number
AQA 7405 A-Level Chemistry
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Building on what you've learned about protons, neutrons, and electrons, let's test your knowledge of atomic number and mass number!
What does the atomic number of an element represent?
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What is the mass number of an atom?
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Which of the following statements about atomic number are correct? (Select all that apply)
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The atomic number is the number of {{blank0}} in the nucleus, while the mass number is the total number of {{blank1}} and {{blank2}}.
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Match the items on the left with their correct pairs on the right
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An atom has 12 protons and 14 neutrons. What is its mass number?
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Which of the following isotopes have the same atomic number? (Select all that apply)
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What is the atomic number of an atom with 8 protons?
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The number of {{blank0}} can vary between isotopes of the same element, but the number of {{blank1}} is always the same.
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Match the items on the left with their correct pairs on the right
If an atom has 17 protons and 18 neutrons, what is its mass number?
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