atoms

What type of charge does a proton have?

• negative

• postive

• no charge/neutral

What type of charge does an electron have?

• positive

• no charge/neutral

• negative

What is the center of the atom called?

• nucleus

• electron cloud

• energy level

• neutron

What two sub-atomic particles belong in the nucleus of an atom?

• electrons and protons

• protons and neutrons

• electrons and neutrons

All matter is made of what

• energy

• atoms

• electrons

• compounds

The positive particles of an atom are

• electrons

• positrons

• neutrons

• protons

The central region of an atom where its neutrons and protons are is its

• nucleus

• electron cloud

• core

• center

An atom with atomic number 6 would have how many protons

• 6

• 12

• 3

• cannot be determined

Particles in an atom that are neutral and have no charge are

• negatrons

• electrons

• neutrons

• protons

What is the atomic number for an element with 3 protons?

• 2

• 1

• 3

• 6