Intro to Bonding Practice Quiz

Which of the following is NOT true about ionic compounds?

• metal + nonmetal

• high melting points

• doesn't conduct electricity in water

• forms hard, brittle crystals

Ionic bonds are formed by ____________________.

• a transfer of electrons from a metal to a nonmetal

• a transfer of a electrons from a nonmetal to a nonmetal

• the sharing of electrons between a metal and nonmetal

• the sharing of electrons between a nonmetal and nonmetal

Which of the following compounds represents is not an ionic bond?

• NaCl

• NO₂

• NaOH

• BaBr₂

Tags

NGSS.HS-PS1-1

Which of the following is a cation?

• Fe

• O^-2

• Li⁺

• N^-3

Which of the following is a property of ionic compounds?

• high melting and boiling points

• low melting points

• usually insoluble in water

• doesn't conduct electricity in water

What is the oxidation state for Aluminum (Al)?

• +1

• +2

• +3

• -3

Which group on the periodic table do not form ions because they are already stable?

• Transition metals

• Metalloids

• Noble Gases

• Halogens

What does the subscript in a chemical compound represent, such as the "2" in H₂O?

• the charge of that element

• the number of protons for that element

• the number of valence electrons for that element

• the number of atoms for that element

Tags

NGSS.MS-PS1-1

Metals ____________ electrons, and nonmetals __________ electrons when they become ions.

• lose, gain

• gain, lose

• lose, share

• share, share

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Name this compound: Li₂O

• Lithium Oxygen

• Lithium Oxide

• Lithium (I) Oxide

• Lithium (I) Oxygen

Tags

NGSS.MS-PS1-1