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- 1. Multiple Choice
How many protons does He have?4260 - 2. Multiple ChoiceThe top number in this isotope notation isthe mass numberthe atomic numberthe atomic massthe neutron number
- 3. Multiple ChoiceThe bottom number in this isotope notation isthe mass numberthe atomic numberthe atomic massthe neutron number
- 4. Multiple ChoiceThe photo above shows the isotopic notation for which isotope?Carbon 12Carbon 13Carbon 14Carbon 15
- 5. Multiple ChoiceDifferent isotopes have...different massesdifferent atomic numbersdifferent electronsdifferent protons
- 6. Multiple Choice
What is the atomic mass of the pictured isotope?
2
4
6
The correct answer isn't one of the choices.
- 7. Multiple ChoiceWhich of the following is the proper equation for determining the number of neutrons for a given isotope?mass # - atomic #atomic mass - protonsprotons + electronsmass # + protons
- 8. Multiple ChoiceAccording to the isotopic notation for copper-63, how many neutrons are present in this type of atom?29346392
- 9. Multiple ChoiceIsotopes occur when atoms of the same element have a different number of ___________.protonsneutronselectronsnucleons
- 10. Multiple ChoiceHow many protons does this isotope of titanium have?48222670
- 11. Multiple ChoiceHow many neutrons does the isotope of lithium have?8345
- 12. Multiple ChoiceWhat do these isotopes of carbon all have in common?neutrons & mass numberatomic number and neutronsatomic number and electronsprotons, atomic number, and mass number
- 13. Multiple Choicewhich atom has 4 neutrons?Li-6Li-7Li-8they have the same # of neutrons
- 14. Multiple Choicewhich explanation of this notation is correct?12 is proton #6 tells you there are 6 neutrons6 tells you there are 6 protons12 is not a mass # here
- Answer choicesTagsAnswer choicesTags