Nuclear Chemistry

What would two different isotopes of an atom have in common?

• Number of neutrons 
• Number of protons
• Atomic weight 
• Atomic mass

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NGSS.HS-PS1-8

What happens when the number of protons in an atom changes? 

• The number of electrons changes too 
• Usually nothing happens, unless the atom is radioactive 
• The atomic nucleus explodes
• It becomes a completely different atom, with different properties 

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NGSS.HS-PS1-8

In what part of an atom can protons be found? 

• Inside the electrons
• Inside the neutrons 
• Inside the atomic nucleus 
•  Inside the electron shells

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NGSS.HS-PS1-8

When nuclei decay, massive amounts of __________ is released.

• energy
• jello
• protons
• neutrons

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NGSS.HS-PS1-8

What type of nuclear reaction is this?

• alpha
• beta
• gamma
• hot

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NGSS.HS-PS1-8

If a sulfur atom has 16 protons, 16 electrons, and 16 neutrons, its atomic mass is:

• 16
• 32
• 48
• 64

When the isotope ⁵⁰₂₄X releases an alpha particle we get another element Y that looks like

• ⁵⁰₂₂Y

• ⁴⁶₂₂Y

• ⁴⁸₂₀Y

• ⁵⁴₂₆Y

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NGSS.HS-PS1-8

Has the symbol

• Alpha
• Beta
• Gamma

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NGSS.HS-PS1-8

Has the symbol

• Alpha
• Beta
• Gamma

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NGSS.HS-PS1-8

Has the symbol

• Alpha
• Beta 
• Gamma

Tags

NGSS.HS-PS1-8