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- 1. Multiple ChoiceWhat subatomic particles would you find in the nucleus of an atom?Protons onlyProtons and NeutronsNeutrons and ElectronsProtons and Electrons
- 2. Multiple ChoiceWhich subatomic particles contribute the most to the mass of an atom?Protons, Neutrons, ElectronsProtons onlyProtons and ElectronsProtons and Neutrons
- 3. Multiple ChoiceAn atom has 10 protons, 15 neutrons and 10 electrons what is its mass number.2010525
- 4. Multiple ChoiceAn element with a mass number of 11 and an atomic number of 5 has how many neutrons?115616
- 5. Multiple ChoiceThe particles of the atom you can find by knowing the atomic number.neutronsprotons and electronsprotons and neutronsatomic mass
- 6. Multiple Choice
What is the atomic mass of the atom pictured?9101819 - 7. Multiple ChoiceWhat is the atomic number of the atom pictured?9101819
- 8. Multiple ChoiceWhat do the following properties describe? : shiny, ductile, good conductor, high melting pointmetalnonmetalmetalloid
- 9. Multiple ChoiceElements in the periodic table are arranged in order by their ...atomic numberatomic mass (mass number)metal, nonmetal, or metalloid properties
- 10. Multiple ChoiceThis particle determines what element you have - the elements identity.electronprotonneutronvalence shell
- 11. Multiple ChoiceWhat is the electron configuration of sodium?2.82.8.22.8.111
- 12. Multiple ChoiceWhich element has an electron configuration of 2.5?OxygenNitrogenPhosphorusCarbon
- 13. Multiple ChoiceWhich element has an electron configuration of 2.8.8?LeadFlourineNeonArgon
- 14. Multiple Choice
Which element has the electron configuration of 2.7?
Krypton
Iodine
Fluorine
Barium
- 15. Multiple Choice
Which alkali metal is most reactive out of the following
rubidium
potassium
sodium
lithium
- 16. Multiple Choice
How many electrons do the alkali metals have in their outer shell?
1
2
8
7
- 17. Multiple Choice
What happens to the reactivity of the alkali metals as you move down the group?
increases
decreases
- 18. Multiple Choice
Which gas is released when the alkali metals react with water?
hydrogen
oxygen
hydroxide
carbon dioxide
- 19. Multiple Choice
What happens to the shielding affect as you go down the group?
increases
decreases
- 20. Multiple Choice
Which of the following is TRUE about an isotope?
same number of protons and neutrons
same number of protons but different number of neutrons
same atomic mass but different atomic number
neutron and electron numbers are the same
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