Compounds Test (Absent)

Front

What are ionic compounds?

Back

Ionic compounds are chemical compounds formed by the electrostatic attraction between positively charged ions (cations) and negatively charged ions (anions), typically consisting of metals and nonmetals.

Front

What is the chemical formula for the ionic compound formed between lithium and oxygen?

Back

Li₂O

Front

What types of atoms form covalent bonds?

Back

Covalent bonds are formed between two nonmetals.

Front

What does a line represent in a Lewis structure?

Back

A line in a Lewis structure represents a covalent bond between atoms.

Front

What element do all acids begin with?

Back

All acids begin with the element hydrogen.

Front

What is a cation?

Back

A cation is a positively charged ion that is formed when an atom loses one or more electrons.

Front

What is an anion?

Back

An anion is a negatively charged ion that is formed when an atom gains one or more electrons.

Front

What is the difference between ionic and covalent bonds?

Back

Ionic bonds involve the transfer of electrons from one atom to another, while covalent bonds involve the sharing of electrons between atoms.

Front

What is the significance of the subscript in a chemical formula?

Back

The subscript in a chemical formula indicates the number of atoms of each element in a compound.

Front

What is the octet rule?

Back

The octet rule states that atoms tend to gain, lose, or share electrons to achieve a full outer shell of eight electrons.