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- 1. Multiple ChoiceHow many protons are in Zirconium (Zr) ?40913065
- 2. Multiple Choice
What is the atomic mass of Copper?63293492 - 3. Multiple ChoiceHow many electrons does Cu4+ have?29332530
- 4. Multiple ChoiceHow many electrons does S2- have?16181412
- 5. Multiple ChoiceA proton is....A negatively charged subatomic particleA positively charged subatomic particleA neutrally charged subatomic particleThe only subatomic particle located in the nucleus
- 6. Multiple ChoiceA neutron has a charge of+2No charge-1+1
- 7. Multiple ChoiceWhat does the atomic mass tell you?Basically,the number of electrons and protonsThe number of neutronsBasically, the number of protons and neutronsThe number of protons.
- 8. Multiple ChoiceAn element's identity is determined by the number ofelectrons.protons.neutrons.valence.
- 9. Multiple ChoiceElements can have the same number of protons?TrueFalse
- 10. Multiple ChoiceWhen an atom loses a valence electron, it becomes a(n) _____________ ion.positivenegativeneutralpolyatomic
- 11. Multiple ChoiceHow many valence electrons in this structure?6547
- 12. Multiple ChoiceWhich subatomic particles contribute the most to the mass of an atom?Protons, Neutrons, ElectronsProtons onlyProtons and ElectronsProtons and Neutrons
- 13. Multiple ChoiceThe first energy level can hold up to how many electrons?8425
- 14. Multiple Choice
Do electrons contribute to the atomic mass of an atom?
YES of course, they are there for a reason
NO, they are useless to the atom
No, their mass is too small to contribute to the mass
YES, silly, they are the superstars of the atom
- 15. Multiple ChoiceThe number of protons is equal tothe atomic numberthe number of neutronsthe energy levelsthe periodic table groups
- Answer choicesTagsAnswer choicesTags