Fall Final Exam Review

Front

The faster molecules move,

Back

the higher the temperature.

Front

What is the mass of a proton?

Back

1 amu.

Front

How many protons does an aluminum atom have?

Back

13 protons.

Front

What mass does a neutron have?

Back

1 amu.

Front

The element symbol for sodium:

Back

Na.

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.

Front

What is the difference between an element and a compound?

Back

An element is a pure substance made of one type of atom, while a compound is made of two or more different types of atoms chemically bonded together.

Front

What is the charge of a proton?

Back

+1.

Front

What is the charge of an electron?

Back

-1.

Front

What is the charge of a neutron?

Back

0 (neutral).