Bonding Chemistry

How many valence electrons does oxygen have?

(hint: oxygen's atomic number is 8)

• 6

• 1

• 8

• 2

Tags

NGSS.HS-PS1-1

Chlorine has 17 electrons. How many valence electrons does it have?

• None

• 6

• 2

• 7

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Atoms with how many valence electrons don't usually form bonds?

• 4 electrons

• None

• 7 electrons

• 1 electron

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

In ionic bonds, the number of electrons lost by _____ equals the number gained by the ________ atoms.

• nonmetal; nonmetal

• metal; metal

• metal; nonmetal

• positive; negative

Ions that bond have charges. The compound is _______ because the charges cancel each other out.

• metallic

• Negative

• Positive

• Neutral

Brittleness, high melting point, and high boiling point are properties of ionic compounds

• True

• False

What type of atom is the basis of many complex molecules?

• Hydrogen

• Ionic

• Carbon

• Simplest

Tags

NGSS.HS-LS1-6

Overlapping allows electrons valence electrons to move freely through what?

• The proton

• The metal

• The nucleus

• The air

Tags

NGSS.HS-PS1-3

NGSS.HS-PS2-6

What does metallic bonding create?

• Crystal lattice

• ionic bonds

• electronic powering

• electric current

What type of metal ion are always surrounded by and attracted to the electrons in the metal?

• Negative

• Ionic

• Positive

• Covalent