Atoms and the Periodic table

Front

What particle in the atom has a positive charge?

Back

proton

Front

What is the particle in the atom that has no charge?

Back

neutron

Front

The particle in the atom that has a negative charge is called?

Back

electron

Front

If you want a material that will not pass electricity, you want a material that is not?

Back

conductive

Front

The number of electrons in the outer energy level is referred to as?

Back

valence electrons

Front

Why do sodium and potassium have similar properties?

Back

They each have only one valence electron.

Front

In an electron dot diagram, what do the dots around the symbol represent?

Back

valence electrons

Tags

NGSS.HS-PS1-1

Front

What is the atomic mass of "F"? Options: 9, 18, 17, 19

Back

19

Front

How do you find out the number of protons in an atom?

Back

atomic number

Front

How do you find out the number of neutrons in an atom?

Back

atomic mass - atomic number