Atoms Counting Quiz 11/7/18

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 

an atom with atomic number 6 would have how many protons 

• 6
• 12
• 3
• cannot be determined 

True or False? Neutrons have a negative charge

• True
• False

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

• 2
• 1
• 3
• 6

What does the 1.00794 stand for?

• Hydrogen
• atomic number
• atomic mass
• atomic explosion

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

• 14
• 7
• 15
• 18

The atomic number of an elements is the number of which 2 subatomic particles?

• neutrons

• protons

• electrons

• protons and electrons

What is the atomic symbol for sodium?

• Na
• So
• NaCl
• S

How many Hydrogen are in 4H₂O?

• 6
• 8
• 2
• 4

Tags

NGSS.MS-PS1-1