Test Review ionic and covalent conpounds

Front

What is the chemical formula for the ionic compound formed by potassium and oxygen?

Back

K₂O

Front

What type of bond is formed between beryllium and sulfur?

Back

Ionic

Front

What type of bonds are formed when metals bond with non-metals?

Back

Ionic

Front

What is the name of the compound Al₂S₃?

Back

Aluminum sulfide

Front

What type of bond is present in kerosene (C₁₂H₂₆)?

Back

Covalent

Front

Define ionic bond.

Back

A chemical bond formed between two ions with opposite charges.

Front

Define covalent bond.

Back

A chemical bond formed when two atoms share one or more pairs of electrons.

Front

What is the general rule for naming ionic compounds?

Back

The name of the metal is followed by the name of the non-metal with its ending changed to '-ide'.

Front

What is the difference between ionic and covalent compounds in terms of electrical conductivity?

Back

Ionic compounds conduct electricity when dissolved in water, while covalent compounds do not.

Front

What is the significance of the octet rule in bond formation?

Back

Atoms tend to bond in a way that allows them to have eight electrons in their valence shell.