8th grade chemistry review

What is the volume of the fish?

• 18.0 cm³
• 6.0 cm³ 
• 38.0 cm³

In which region would the nonmentals be found?

• 1
• 4
• 3
• 5

In which region would the most reactive elements be found? 

• 1
• 4
• 5
• 3

In which region would the least reactive elements be found? 

• 1
• 4
• 3
• 5

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

• 14
• 7
• 15
• 18

Tags

NGSS.MS-PS1-1

What is the atomic mass of "F"

• 9
• 18
• 17
• 19

Tags

NGSS.MS-PS1-1

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