Chemical Bonding Quiz

Which of the following occurs in an ionic bond?

• Oppositely charged ions attract.

• Two atoms share two electrons.

• Two atoms share more than two electrons.

• Like-charged ions attract.

Which of the following pairs of elements is most likely to form an ionic compound?

• magnesium and fluorine

• nitrogen and sulfur

• oxygen and chlorine

• sodium and aluminum

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NGSS.HS-PS1-1

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Under what conditions can potassium bromide conduct electricity?

• only when melted

• only when dissolved

• only when it is in crystal form

• only when melted or dissolved in water

Which of the following elements can form diatomic molecules held together by triple covalent bonds?

• carbon

• oxygen

• fluorine

• nitrogen

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NGSS.HS-PS1-1

Which of the following bonds has the shortest bond length?

• C—C

• H—H

• O—H

• H—Cl

Which of the following covalent bonds is the most polar?

• H—F

• H—C

• H—H

• H—N

If two covalently bonded atoms are identical the bond is

• nonpolar

• polar

• dipole

• coordinate

What are shared in a covalent bond?

• ions

• Lewis Structures

• electrons

• dipoles

A dipole moment results because of a difference in ________.

• electronegativity

• electron affinity

• ionic charge

• atomic radius

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NGSS.HS-PS1-1

The idea that atoms have 8 electrons around them when forming a covalent bond is known as the ________.

• Octet Rule

• Quadet Rule

• Duet Rule

• Horrigan’s Rule

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NGSS.HS-PS1-1

NGSS.HS-PS1-2