Year 10 Chemical Reactions

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 

the central region of an atom where its neutrons and protons are is its 

• nucleus 
• electron cloud
• core 
• center 

Tags

NGSS.MS-PS1-1

an atom with atomic number 6 would have how many protons 

• 6
• 12
• 3
• cannot be determined 

Tags

NGSS.MS-PS1-1

True or False? Neutrons have a negative charge

• True
• False

A particle that moves around the nucleus is a(n)...

• Proton
• Neutron
• Electron
• Quark

Tags

NGSS.MS-PS1-1

What are the 3 particles that make-up the atom?

• protons, neutrons, and isotopes
• neutrons, isotopes, and electrons
• positives, negatives, and electrons
• protons, neutrons, and electrons

Tags

NGSS.MS-PS1-1

What is the atomic symbol for sodium?

• Na
• So
• NaCl
• S

The chemical symbol for Oxygen is

• Ox
• Og
• O
• On

Molecules are 

• 2 atoms bound together 
• 2 elements bound together 
• 2 or more atoms mixed together
• 2 or more atoms bound together 

Tags

NGSS.MS-PS1-1