Chemistry Semester Exam 1

Front

What is a synthesis reaction?

Back

A synthesis reaction involves combining two or more substances to form a new compound.

Front

What is the process called when a solid changes directly to a gas?

Back

The process is called sublimation.

Front

Does a liquid at room temperature have a definite shape and volume?

Back

A liquid has a definite volume but no definite shape.

Front

What does balancing a chemical equation ensure?

Back

Balancing a chemical equation ensures the conservation of mass.

Front

Which element is more likely to form an anion: Carbon (C) or Neon (Ne)?

Back

Carbon (C) is more likely to form an anion.

Front

What is an anion?

Back

An anion is a negatively charged ion that has gained one or more electrons.

Front

What is the definition of condensation?

Back

Condensation is the process where a gas changes into a liquid.

Front

What is the law of conservation of mass?

Back

The law of conservation of mass states that mass is neither created nor destroyed in a chemical reaction.

Front

What is the difference between an ionic bond and a covalent bond?

Back

An ionic bond is formed by the transfer of electrons, while a covalent bond is formed by the sharing of electrons.

Front

What is a chemical equation?

Back

A chemical equation is a symbolic representation of a chemical reaction.