Chemistry Semester Review #1

Front

What is the name of K2O?

Back

Potassium oxide

Front

What is the name of NF3?

Back

Nitrogen trifluoride

Front

Which group of the periodic table is composed of inert (not reactive) gases?

Back

Noble gases

Front

What does the arrow in a chemical equation represent?

Back

Yields

Front

What type of bond is C2H2?

Back

Nonpolar Covalent Bond

Front

What is the definition of an ionic bond?

Back

A bond formed by the transfer of electrons from one atom to another, resulting in the attraction between oppositely charged ions.

Front

What is the definition of a covalent bond?

Back

A bond formed when two atoms share one or more pairs of electrons.

Front

What are the main characteristics of noble gases?

Back

They are colorless, odorless, tasteless, and nonflammable gases under standard conditions.

Front

What is the significance of the periodic table?

Back

It organizes elements based on their atomic number, electron configuration, and recurring chemical properties.

Front

What is the difference between reactants and products in a chemical reaction?

Back

Reactants are substances that undergo a chemical change, while products are the substances formed as a result of the reaction.