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- 1. Multiple ChoiceThe subatomic particle with a positive charge.neutronelectronprotonnucleus
- 2. Multiple ChoiceThe subatomic particle with no charge.neutronquarkelectronproton
- 3. Multiple ChoiceThe subatomic particle with a negative charge.neutronphotonprotonelectron
- 4. Multiple ChoiceThe two subatomic particles that have about the same mass.electron and protonneutron and electronneutron and protonproton and nucleus
- 5. Multiple ChoiceThe smallest subatomic particle which has a very tiny mass.ProtonElectronNeutronPhoton
- 6. Multiple ChoiceProtons and neutrons are found in the ___ of an atom.NucleusElectron cloudEmpty spaceCenter
- 7. Multiple ChoiceElectrons are found in the ___ of an atom.NucleusCenterEmpty spaceElectron cloud
- 8. Multiple ChoiceWhich subatomic particle is the identity of the atom?ElectronNeutronProtonCloud
- 9. Multiple ChoiceThe atomic number of an element is the same as the number of ______.ProtonsNeutronsElectronsNuclei
- 10. Multiple ChoiceThe mass number of an atom is...the number of protons minus the number of neutronsthe number of protons and neutrons added togetherthe number of protons and electrons added togetherthe number of neutrons minus the electrons
- 11. Multiple ChoiceTo find the neutrons in an atom, take the _____ and subtract the number of _____.Electrons/ProtonsAtomic mass/Atomic numberAtomic number/Atomic massProtons/Electrons
- 12. Multiple Choice
What is the atomic number for the element Mercury?20200880 - 13. Multiple ChoiceWhat is the atomic mass of the element Platinum?195195.08788
- 14. Multiple ChoiceWhat is the mass number of the element Ca?40.07840220
- 15. Multiple ChoiceThe element Iodine has ___ protons.12653126.90473
- 16. Multiple ChoiceThe element Zinc has _____ neutrons.30356536
- 17. Multiple ChoiceThe number of electrons is equal to the number of _____ in a neutral atom.protonsneutronsshellsatoms
- 18. Multiple ChoiceThe element Iron has ____ electrons.5555.8472629
- 19. Multiple ChoiceHow many electrons can the first electron shell hold?281824
- 20. Multiple ChoiceHow many electrons can the second electron shell hold?281618
- 21. Multiple ChoiceWhere are valence electrons found in an atom?first electron shellsecond electron shellthird electron shelloutermost electron shell for most atoms
- 22. Multiple ChoiceWhat atom is shown in this picture?HydrogenHeliumLithiumBeryllium
- 23. Multiple ChoiceHow many valence electrons does this atom have?2468
- 24. Multiple ChoiceWhat is the symbol for this atom?HHeCNe
- Answer choicesTagsAnswer choicesTags