Covalent Compounds and Hydrocarbons

The names of all alkenes end with the suffix:

• -ane

• -yne

• -ene

Hydrocarbons that contain only single carbon-carbon bonds are ______________.

• unsaturated

• saturated

Alkenes and alkynes are ___________.

• saturated, because they have the maximum number of hydrogen atoms

• unsaturated, because they do not have the maximum number of hydrogen atoms

• aromatic compounds

Hydrocarbons are compounds that contain ___________.

• Carbon, only

• Carbon and Hydrogen, only

• Carbon, Oxygen, and Hydrogen, only

• Carbon, Oxygen, Hydrogen, and Nitrogen, only

What part of an atom is involved in chemical bonding?

• protons
• neutrons
• electrons
• nucleus

Compounds made only with nonmetals are _________________ compounds.

• ionic

• covalent

• metallic

A covalent bond involves __________ of electrons.

• sharing

• borrowing

• exchanging

• switching

Why do atoms share electrons?

• To become more stable by having the electron configuration of a noble gas.

• To become ions and take a charge

• to increase the mass

• it's a nice thing to do.

What two types of atoms make a covalent bond?

• 2 Nonmetals

• 1 Nonmetal and 1 Metal

• 2 Metals

• 2 Noble Gases

Compared to ionic compounds, covalently bonded compounds generally have ______.

• good conductivity

• greater densities

• more chemical bonds

• a low melting and boiling point