Parts of the Atom

B

100

What part of an atom has no charge?

What is a NEUTRON.

500

What is the mass number determined by?

What is THE NUMBER OF NEUTRONS PLUS THE NUMBER OF PROTONS.

L

200

How many basic parts make up an atom?

What is 3.

400

How many electrons can be held in the second oribital shell?

What is 8.

500

How many electrons can be held in the first orbital (closest to the nucleus)?

What is 2.

A

100

Name the center of the atom that contains the protons and neutrons.

What is the NUCLEUS.

300

The atomic number is the same as the total of what particles?

What is PROTONS.

I

100

How many protons are in the element of copper? (you may use a periodic table close by the help)

What is 29.

200

What is the part of an atom that has a negative charge?

What is a ELECTRON.

300

How many electrons can be held in the third orbital shell?

What is 18.

400

Define atom.

What is A BASIC UNIT OF MATTER THAT MAKES UP EVERYDAY OBJECTS.

R

100

What is the part of an atom that has a positive charge?

What is a PROTON.