Bonding Test

When describing chemical bonds, which of these words DOES NOT belong with the others?

• covalent

• electron

• ionic

• sharing

Which type of bond is formed when an atom of sodium transfers an electron to an iodine atom?

• covalent

• ionic

• metallic

• none of these

Which one of the following is most likely to be a covalent compound?

• Rb₂S

• SrCl₂

• CaO

• NCl₃

Which one of the following is most likely to be an ionic compound?

• NO₂

• LiCl

• NaB

• SO

Which pairs of atoms will share electrons when a bond is formed between them?

• Ba and I

• Li and I

• K and Cl

• C and O

• none of these

How many covalent bonds can a selenium atom usually form?

• one

• two

• three

• five

• zero

Which of the following is NOT an example of an ionic compound?

• NaCl

• CaCl₂

• KI

• NO₂

• MgI₂

This group of elements combines with metal elements to form salts:

• alkali metals

• alkaline earth metals

• noble gases

• halogens

An ionic compound has a net electrical charge of

• -1

• +1

• 0

• +2

Which of the following could possibly form a covalent bond with chlorine?

• Sodium

• magnesium

• lithium

• chlorine

• none of these