Molecular Names & Formulas

A binary covalent bond exists between

• 2 metals
• 1 metal and 1 nonmetal
• 2 nonmetals
• Any 2 elements

When a covalent bond forms _______________ are shared.

• protons

• nutrons

• valence electrons

• quarks

Valence electrons are located _____________ the nucleus of an atom

• close to

• farthest from

• randomly around

Tags

NGSS.HS-PS1-1

How many valence electrons does Oxygen (O) have?

• 6

• 8

• 15

• 16

Tags

NGSS.HS-PS1-1

An atom of nitrogen (N) has _______ open bonding sites.

• 5

• 4

• 3

• 8

Tags

NGSS.HS-PS1-1

Dihydrogen monosulfide?

• H₂S

• HS₂

• HS

• H₂S₂

Nitrogen trichloride?

• NCl₃

• NCl₂

• NC₃

• Cl₃N

Tags

NGSS.HS-PS1-2

What does the prefix di- mean?

• One

• Two

• Three

• Four

What is the formula for Dichlorine Monoxide?

• Co₃O

• ClO₂

• Cl₂O

• (Cl₂)₂O

What is the name of the following compound?
S₆O₃

• sulfurehexa trioxide
• hexasulfur trioxide
• hexasulfide trioxide
• trioxygen hexasulfide

Tags

NGSS.HS-PS1-1