QUIZ 3.1: CHM: QUESION BANK: 5D 6W S1 23

12) Which of the following is a correct Lewis dot diagram for calcium?

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13) Which of the following is the best Lewis dot diagram for helium?

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15) Which of the following is the correct Lewis dot diagram for nitrogen?

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16) Which of the following is the correct Lewis dot diagram for carbon?

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TRUE OR FALSE: The number of protons in an element (or atom) is known as the Atomic Mass.

• True
• False

TRUE OR FALSE: A different form of an atom of the same element due to a change in the number of neutrons is known as an ion.

• True
• False

TRUE OR FALSE: A different form of an atom of the same element due to a change in the number of neutrons is known as an isotope.

• True
• False

Which of the following letters in the Bohr Model correctly identifies the electrons?

• A
• B
• C
• D

Which of the following letters in the Bohr Model correctly identifies the protons?

• A
• B
• C
• D

Which of the following letters in the Bohr Model correctly identifies the neutrons?

• A
• B
• C
• D