Isotopes

What is an isotope? 

• A charged atom
• An atom with different amounts of neutrons
• An atom with different amounts of protons
• A neutral atom

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NGSS.MS-PS1-1

^{The photo above shows the isotopic notation for which isotope?}

• Carbon 12
• Carbon 13
• Carbon 14
• Carbon 15

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NGSS.MS-PS1-1

Different isotopes have...

• different masses
• different atomic numbers
• different electrons
• different protons

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NGSS.MS-PS1-1

How many neutrons does a Sodium 24 isotope have?

• 12
• 13
• 14
• 15

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NGSS.MS-PS1-1

How many neutrons does a Carbon 13 atom have?

• 6
• 5
• 7
• 8

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NGSS.MS-PS1-1

What is the atomic mass of the pictured isotope?

• 2
• 4
• 6
• Hehehehe

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NGSS.MS-PS1-1

What is the name of the pictured isotope?

• Chlorine-Schmorine
• Chlorine-17
• Chlorine-35
• Chlorine-18

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NGSS.MS-PS1-1

76 protons and 114 neutrons

• Osmium-114

• Osmium-76

• Osmium-190

• Osmium-190.23

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NGSS.MS-PS1-1

How do you calculate mass number?

• Mass x percent

• Protons + Electrons

• Protons + Neutrons

• Neutrons + Protons + Electrons

Fluorine has an atomic number of 9. What can you conclude about an atom of fluorine from this fact?

• it has 9 protons
• it weighs 9 grams
• it has 9 electron shells
• it has a boiling point of 9 degree celsius

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NGSS.MS-PS1-1