Bonding Exam

Which of the following does NOT describe a covalent bond?

• Share electrons.

• Can be solid, liquid, or gas at room temperature.

• Conduct electricity.

• Consist of a metal and a non-metal.

Tags

NGSS.MS-PS1-1

What do we call an atom that has a charge?

• Ion

• Molecule

• Isotope

• Metal

If Sodium (Na) and Chlorine (Cl) form a compound, it will be held together by...

• Metallic bonds

• Covalent bonds

• Polar bonds

• Ionic bonds

The "Sea of Electrons" describes a ___________________ bond.

• Ionic

• Metallic

• Covalent

• Orbital

An atom from group 2 is most likely to form a chemical bond with an atom from group _______.

• 2

• 6

• 18

• 16

Which category of elements usually form negative ions?

• metals

• nonmetals

• metalloids

• noble gases

What type of bond is this? Lithium with Fluorine?

• ionic
• covalent

What charge would a potassium (K) ion have?

• +1

• -1

• +2

• -2

If an atom loses two electrons what charge will it have?

• + 2
•  - 2
• +1
• -1

What is the number of valence electrons for Oxygen?

• 8
• 6
• 2
• 1