Chemical bonds

Atoms combine to form _______. 

• electrons
• compounds

• nuclei
• neutrons

What two types of atoms make a covalent bond?

• 2 Nonmetals
• 1 Nonmetal and 1 Metal
• 2 Metals
• 2 Noble Gases

When two nonmetals do not share electrons evenly, the resulting covalent bond will be

• nonpolar

• polar

• ionic

• metallic

According to the octet rule most elements need _______ valence electrons.

• 2
• 8
• 6
• 18

When an atom loses an electron, it becomes a

• positive ion

• negative ion

• neutral ion

• neutral atom

Why do all bonds form?

• so the number of protons equals the number of electrons

• so an atom can become unstable

• to fill the outermost energy level

What two types of atoms make a covalent bond?

• 2 nonmetals

• 2 metals

• 1 metal and 1 nonmetal`

How many valence electrons does Boron have?

• 1

• 2

• 3

• 4

Salt is an example of what?

• ionic compound

• covalent compound

• metallic bond

• Newton bond

A metallic bond is a bond between ________.

• nonmetals

• metals

• transition metals

• metalloids