Chemical Bonding

Front

In the chemical formula Fe₂O₃, the number two means two atoms of

Back

iron (Fe)

Front

Ionic and covalent compounds are alike because they both...

Back

fill outer electron levels

Front

What is the correct formula for the covalent compound dinitrogen pentoxide?

Back

N₂O₅

Front

How many different elements are in the following compound? Na₂CO₃

Back

3

Front

Which model BEST represents ammonia (NH₃)?

Back

Front

Which of the following is most directly involved in chemical bonding?
Options: valence electrons, neutrons, alpha particles, protons

Back

valence electrons

Front

What type of bond holds the particles of different elements together in a crystal?

Back

ionic

Front

Which statement correctly describes the behavior of the valence electron in the ionic bond?

Back

an electron from the metal moves to the nonmetal

Front

Which of the following sets of elements will form an ionic bond? Cl & F, Na & F, Na & K, He & O

Back

Na & F

Front

When cations and anions join, what kind of bond are they forming?

Back

ionic