Atoms/ Periodic Table TEST

Which of these particles has a positive charge?

• atom
• proton
• neutron
• electron

Very energetic particles that move in all directions around the nucleus of an atom are

• charges
• neutrons
• electrons
• protons

The modern periodic table is arranged in order of increasing

• atomic mass
• number of valence electrons
• atomic number
• number of neutrons

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 

An atoms overall charge is 

• positive 
• depends on its mood 
• neutral 
• negative 

Tags

NGSS.MS-PS2-3

If an atom has 3 electrons, how many protons does it have?

• 1
• 2
• 4
• 3

Tags

NGSS.MS-PS1-1

The subatomic particle with a negative charge is the

• electron
• proton
• neutron
• nucleus 

What is the mass number?

• the number of protons
• the number of protons and neutrons
• the number of neutrons
• the number of protons and electrons

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

• 14
• 7
• 15
• 18

Tags

NGSS.MS-PS1-1