Atoms

Sodium has an atomic number of 11, how many protons does this atom have?

• 22

• 11

• 12

• 2

Where is the proton located?

• In the very dense nucleus

• Floating around in the negative electron cloud

• the loose nucleus

• the positive electron cloud

What number on the element key tells you how many protons an element has?

• Atomic Mass

• Element name

• Atomic number

• Element Symbol

Which description about the proton is accurate?

• Positively charged particle with a mass less than 0 amu

• A neutrally charged particle with a mass less than 0 amu

• Positively charged particle with a mass of 1 amu

• A neutrally charge particle with a mass of 1 amu

The following element key shows how many protons?

• 16

• 15.999

• Oxygen

• 8

Elements can have the same number of protons?

• True

• False

Protons are equal to:

• Atomic Mass

• Number of neutrons

• Atomic Number

• All of the subatomic particles

What is the relative mass of a Proton?

• 1AMU

• 7 lbs

• Mass of 3g

• Less than 1 AMU

Which subatomic particle causes the nucleus to have a positive charge?

• Neutron

• Electrons

• Protons

• Valence electrons

The electron cloud is the home of the proton?

• True

• False