Atomic Structure Review

Subatomic particles with a negative charge

• Electrons

• Neutrons

• Protons

• Quarks

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This is how you find the number of neutrons in an atom. 

• Subtract the atomic number from the atomic mass
• Subtract the atomic mass from the atomic number 
• Add the atomic mass to the atomic number 
• Divide the atomic mass by the atomic number 

Found orbiting outside the nucleus, this subatomic particle has a negative charge.

• Neutron

• Proton

• Electron

• Idontknowatron

How many protons does indium have?

• 49

• 66

• 114

• 115

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NGSS.HS-PS1-1

What is the atomic mass of barium

• 56

• 82

• 137

• 138

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NGSS.HS-PS1-1

How many neutrons does platinum have?

• 78

• 117

• 195

• 196

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NGSS.MS-PS1-1

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

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What is the atomic number?

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

Which is an electron?

• A
• B
• C

Tags

NGSS.MS-PS1-1

How many neutrons are in Beryllium?

• 4
• 9
• 5
• 2