Atoms, Elements, Compounds & Mixtures

all matter is made of what 

• energy 
• atoms 
• electrons 
• compounds 

Tags

NGSS.MS-PS1-1

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 

What is the number of protons that the element in this image contain?

• 14
• 7
• 15
• 18

Tags

NGSS.MS-PS1-1

An atoms overall charge is 

• positive 
• depends on its mood 
• neutral 
• negative 

Tags

NGSS.MS-PS2-3

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

Tags

NGSS.HS-PS1-8

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

• 2
• 1
• 3
• 6

Most of the mass in an atom is concentrated in the...

• electrons
• nucleus
• protons
• empty space

What is the atomic mass of "F"

• 9
• 18
• 17
• 19

Tags

NGSS.MS-PS1-1