Atoms & Periodic Table Practice

How many protons does an atom of Nitrogen have?

• 14
• 7
• 15
• 18

The positive particles of an atom are 

• Electrons 
• Positrons 
• Neutrons 
• Protons 

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

• Negatrons 
• Electrons 
• Neutrons 
• Protons 

Which of the following is a negatively charged subatomic particle?

• Electron
• Proton
• Neutron
• Quark

The particles that are found in the nucleus of an atom are _____.

• Neutrons and electrons
• Electrons only
• Protons and neutrons
• Protons and electrons

How many electrons are in an atom of Lithium?

• 3
• 6
• 7
• 6.941

Tags

NGSS.MS-PS1-1

How many neutrons are in an atom of Beryllium?

• 4
• 9
• 9.01
• 5

Tags

NGSS.MS-PS1-1

Where are the Electrons found in the structure of an atom?

• In the nucleus
• In spaces around the nucleus

How many electron shells/levels does this atom have?

• 1
• 2
• 3
• 4

In this picture, the neutrons are found in which color?

• Blue
• Red
• Green