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- 1. Multiple Choice
The number in the upper corner of an element tile (7 for nitrogen) is called _____the proton numberthe atomic numberthe electron numberthe mass number - 2. Multiple ChoiceIf an atom contains exactly three protons, then it's an atom of _____lithiumgoldnitrogencarbon
- 3. Multiple ChoiceIf you want to know which atom an element is, then count the _____protonsneutronselectronsnucleons
- 4. Multiple ChoiceFor an atom to be electrically neutral, it must contain the same number of _____protons and neutronsneutrons and electronsprotons and electronsnucleons and electrons
- 5. Multiple ChoiceDifferent versions of an element, with differing numbers of neutrons, are called _____isoscelesisomersisotopesisicless
- 6. Multiple ChoiceRounding the atomic weight to the nearest whole number gives us the _____proton numbermass numbernucleon numberaverage weight
- 7. Multiple Choicenumber of neutrons = _____atomic number - mass numberisotope number - atomic weightmass number - atomic weightmass number - atomic number
- 8. Multiple ChoiceThe nucleus contains _____only protonsprotons and neutronsprotons and electronselectrons and neutrons
- 9. Multiple ChoiceWhich subatomic particle has a relative charge of -1?the protonthe neutronthe electronthe photon
- 10. Multiple ChoiceAn aluminum isotope consists of 13 protons, 13 electrons, and 14 neutrons. Its mass number is13142740
- 11. Multiple ChoiceAtoms that carry an electric charge and gain or lose electrons are called...negative charges.positive charges.ions.isotopes.
- 12. Multiple ChoiceUse the picture to answer. How many electrons are in a neutral atom of gold?79196.967197118
- 13. Multiple ChoiceWhich of the following could have 14 neutrons?Al-27Si-29Mg-25Na-22
- 14. Multiple ChoiceWhat is the mass number of an atom of gold with 117 neutrons?117196196.97197
- 15. Multiple ChoiceIf an atom of oxygen has a charge of -2, how many electrons does the atom have?186810
- 16. Multiple ChoiceIf an atom of nickel has a charge of +3, how many electrons does the atom have?28252631
- 17. Multiple ChoiceHow many neutrons does an atom of the isotope Neon-22 have?12102220
- 18. Multiple ChoiceHow many neutrons does an atom of Nitrogen-13 have?67135
- 19. Multiple ChoiceHow many protons does this isotope of titanium have?48222670
- 20. Multiple ChoiceWhich of the following would produce an anion?CaAlKF
- 21. Multiple ChoiceCations arepositivenegativeon the right side of the periodi table.nonmetals
- 22. Multiple ChoiceAnions are _______ that form ____________ ions and __________ electrons.nonmetals, positive, losenonmetals, negative, gainmetals, positive, gainmetals, positive, lose
- 23. Multiple ChoiceCations are _______ that form ____________ ions and __________ electrons.nonmetals, positive, losenonmetals, negative, gainmetals, positive, gainmetals, positive, lose
- 24. Multiple ChoiceValence electrons are:Electrons farthest away from the nucleusElectrons closest to the nucleusElectrons that just come and go - they don't stay with the atom
- 25. Multiple ChoiceWhat is the charge does a sodium ion have?+2+1-1-2
- 26. Multiple ChoiceIons are:atoms with a positive or negative chargeatoms with no chargeatoms with ONLY a positive chargeatoms with ONLY a negative charge
- 27. Multiple ChoiceWhen an atom loses a valence electron, it becomes a(n) _____________ ion.positivenegativeneutralpolyatomic
- 28. Multiple ChoiceIf an element has 3 valence electrons, what charge will likely form on its ion ?+3+5-3-5
- 29. Multiple ChoiceMagnesium's ionMg+Mg2+Mg-Mg2-
- 30. Multiple Choice
which explanation of this notation is correct?
12 is the # of protons
6 tells you there are 6 neutrons
6 tells you there are 6 protons
12 is the # of electrons
- 31. Multiple ChoiceAn atom becomes _______ when it loses electrons.PositiveNegativeNeutralInvinsible
- 32. Multiple ChoiceAn atom becomes _________ when it gains electrons.PositiveNegativeNeutralInvinsible
- 33. Multiple Choice
Why are ions formed?
To make our lives difficult
Because atoms want a full valence electron shell
Because atoms have the same number of protons and electrons
Because atoms gained neutrons
- 34. Multiple ChoiceWhich statement best describes the locations of the subatomic particles?The protons and electrons are found in the nucleus, while neutrons are in the cloud outside the nucleusThe neutrons are in the nucleus, while the protons and electrons are in the cloud outside the nucleusThe protons and neutrons are in the nucleus, while the electrons are in the cloud outside the nucleusThe electrons and neutrons are in the nucleus, while the protons are in the cloud outside the nucleus
- 35. Multiple ChoiceWhat is an ion?A Charged AtomA Large AtomA Small AtomA Cute Atom
- 36. Multiple ChoiceWhat is the atomic number?the number of protonsthe number of protons and neutronsthe number of neutronsthe number of protons and electrons
- 37. Multiple ChoiceWhat is the mass number?the number of protonsthe number of protons and neutronsthe number of neutronsthe number of protons and electrons
- 38. Multiple ChoiceWhat is the atomic number of this nucleus?1347
- 39. Multiple ChoiceWhat is the mass number of this nucleus?1347
- 40. Multiple ChoiceWhat is the atomic number of this atom?1347
- 41. Multiple Choice
What is the atomic mass of this atom?
1
3
4
7
- 42. Multiple ChoiceWhat is the atomic number of this atom?459none of the above
- 43. Multiple ChoiceWhat is the mass number of this atom?459none of the above
- 44. Multiple ChoiceWhat is the atomic number of this atom?9101927
- 45. Multiple ChoiceWhat is the mass number of this atom?9101927
- 46. Multiple ChoiceWhat is the atomic number of this atom?246none of the above
- 47. Multiple ChoiceWhat is the mass number of this atom?246none of the above
- 48. Multiple ChoiceWhat is the atomic number of this atom?1234
- 49. Multiple ChoiceWhat is the mass number of this atom?1234
- 50. Multiple ChoiceWhat is the atomic number of this atom?81624none of the above
- 51. Multiple ChoiceWhat is the mass number of this atom?71421none of the above
- 52. Multiple ChoiceWhat is the mass number of this atom?81624none of the above
- 53. Multiple ChoiceWhat is the mass of a proton and a neutron?1amu2grams13amu10cm
- 54. Multiple ChoiceWhat are the maximum number of electrons that go on the first 3 energy levels?2,4,162,8,184,8,123,4,6
- 55. Multiple ChoiceWhich particles make up the nucleus of an atom?protons and neutronselectrons and protonselectrons, protons, and neutronselectrons and neutrons
- 56. Multiple ChoiceThe subatomic particle that determines the identity of an element.neutronprotonelectronouter shell
- 57. Multiple ChoiceWhat charge does the nucleus have and why?positive - the neutrons do not have a chargepositive - the neutrons and protons are positively charged particlesneutral - the neutral charge dominates the positive chargeneutral - electrons cancel out the positive charge of the atom
- 58. Multiple ChoiceWhat is the mass number and name of an element with 8 protons and 8 neutrons?16 - Carbon16 - Oxygen24 - Oxygen8 - Neon
- 59. Multiple ChoiceWhat is the number that gives you the element and the number of protons contained in each elemental atom?atomic massmass numbersymbolatomic #
- 60. Multiple ChoiceWhat is the difference between the atomic mass and the mass number?the atomic mass is always a whole numberthe atomic mass equals the atomic #mass number is the rounded atomic mass - always a whole numberelectrons
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