Chemical Bonding Quiz

Which element has a full outermost energy level containing only two electrons?

• oxygen (O)

• hydrogen (H)

• fluorine (F)

• helium (He)

What type of element loses electrons when it forms bonds?

• metal

• metalloid

• nonmetal

• noble gas

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What is the "magic number" or the number of electrons that it takes to have a complete set of valence electrons?

• 2

• 8

• 18

• 32

The number of ______ is most important in determining how an atom will bond.

• protons

• neutrons

• electrons in the innermost level

• electrons in the outermost level

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Which type of element gains electrons when it forms bonds?

• metal

• metalloid

• nonmetal

• noble gas

Why do atoms have no charge?

• 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 is equal to the number of electrons.

• There are equal numbers of neutrons, protons, and electrons.

______ are formed by atoms losing electrons.

• Negative ions

• Positive ions

• Elements

• Solutions

The first energy level is closest to the nucleus and can hold up to ______ electrons.

• 2

• 4

• 6

• 8

Atoms of elements in Groups 1 and 2 have ______ their group number.

• the same number of valence electrons as

• no general rule relating their valence electrons to

• no fewer valence electrons than

• None of the above

Atoms of elements in Groups 3-12 have ______ their group number.

• the same number of valence electrons

• no general rule relating their valence electrons to

• 10 fewer valence electrons than

• None of the above

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NGSS.HS-PS1-1

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