Covalent Properties

Low Melting & Boiling Points

• Ionic

• Covalent

Tags

NGSS.HS-PS1-3

Relatively soft

• Ionic

• Covalent

Tags

NGSS.HS-PS1-1

A single particle can be classified as a "molecule".

• Ionic

• Covalent

• Both

What set of elements is most likely to form a covalent compound?

• Na and O

• Na and K

• O and C

Nitrogen has (a)   valence electrons, which means it has ​ (b)   bonding places to make covalent bonds with other nonmetals

• 5

• 3

• 1

• 2

• 4

• 6

• 8

• 7

No electronegativity difference between two atoms leads to a

• Pure polar covalent bond

• Pure non-polar covalent bond

• Pure ionic bond

• None of these

Is this molecule polar or non-polar?

• Polar molecule.

• Non-polar molecule.

Tags

NGSS.HS-PS1-2

How do covalent bonds form?

• By donating and receiving valence electrons between atoms.

• Scientists still aren't sure.

• Opposite slight charges attract each atom in the compound.

• Sharing valence electrons between atoms

What two types of atoms make a covalent bond?

• 2 Nonmetals

• 1 Metal and 1 Nonmetal

• 2 Metals

• 2 Noble Gases

Ionic or covalent?
H  O

• Ionic

• Covalent