Isotopes

What do these isotopes of carbon all have in common?

• neutrons & mass number
• atomic number and neutrons
• atomic number and electrons
• protons, atomic number, and mass number

Isotopes are atoms of the same element with different #’s of __________ & therefore different __________.

• neutrons ; atomic numbers

• protons ; atomic numbers

• electrons ; mass numbers

• neutrons ; mass number

How many neutrons does an atom of the isotope Neon-22 have?

• 12
• 10
• 22
• 20

Two isotopes of carbon are carbon-12 and carbon-14.  These isotopes differ from one another by two protons.

• true
• false

How many protons does this isotope of titanium have?

• 48
• 22
• 26
• 70

How many neutrons does the isotope of lithium have?

• 8
• 3
• 4
• 5

The photo above shows the isotopic notation for which isotope?

• Carbon 12

• Carbon 13

• Carbon 14

• Carbon 15

How many neutrons does a Sodium 24 isotope have?

• 12
• 13
• 14
• 15

How many neutrons does a Calcium 48 isotope have?

• 16
• 20
• 28
• 12

What is the name of the pictured isotope?

• Copper-29
• Copper-63
• Copper-34
• CopperWopperHopperBopper