Grade 8 Chemistry Final Review Flashcard

Front

Mendeleev arranged the Periodic Table according to?

Back

Atomic mass.

Front

What holds atoms together in a molecule?

Back

Chemical bonds.

Front

A(n) _______________________ increases the reaction rate by lowering the activation energy needed.

Back

Catalyst.

Front

Thermal energy is transferred between objects when they have

Back

Different temperatures.

Front

A substance is a single kind of matter that has a specific composition/make-up. True or False?

Back

True.

Front

What is the smallest unit of an element that retains the properties of that element?

Back

Atom.

Front

What is the term for a substance made of two or more different elements that are chemically bonded?

Back

Compound.

Front

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

Back

Sublimation.

Front

What is the term for the amount of space an object occupies?

Back

Volume.

Front

What is the name of the table that organizes elements by their atomic number and properties?

Back

Periodic Table.