Physical Science Atom test

A positive subatomic particle found in the nucleus

• proton
• neutron
• electron
• positron

What is the mass number?

• The average atomic mass
• the number of protons and neutrons in the nucleus
• the number of protons in the nucleus
• the number of protons and electrons in the nucleus

An isotope of Carbon has 7 neutrons, what is its mass number?

• 7
• 6
• 13
• 1

Which particle has a NEUTRAL charge?

• Protn
• Electrons
• Neutrons

The subatomic particle with a negative charge is the

• electron
• proton
• neutron
• nucleus 

How many neutrons does the isotope of lithium have?

• 8
• 3
• 4
• 5

Tags

NGSS.MS-PS1-1

Different isotopes have...

• different masses

• different protons

• different electrons

Tags

NGSS.HS-PS1-8

How many neutrons are found in this isotope? ³¹₁₅P^3-

• 31

• 15

• 16

• 3

Tags

NGSS.HS-PS1-8

How many protons are found in this isotope? ³¹₁₅P^3-

• 31

• 15

• 16

• 3

Tags

NGSS.MS-PS1-1

An atoms overall charge is 

• positive 
• depends on its mood 
• neutral 
• negative 

Tags

NGSS.MS-PS2-3