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- 1. Multiple ChoiceHow many valence electrons are in an atom of Se?2865
- 2. Multiple ChoiceHow many valence electrons are in an atom of Ba?2841
- 3. Multiple Choice
28313 - 4. Multiple Choice235
- 5. Multiple Choice127814
- 6. Multiple Choice78910
- 7. Multiple ChoiceValence electrons are the...Innermost electronsMiddle electronsOutermost electronsAny electrons
- 8. Multiple Choice
How many valence electrons does carbon have?
4
5
6
7
- 9. Multiple Choice
USE THE PERIODIC TABLE
How many valence electrons does carbon have?
4
12
6
14
- 10. Multiple Choice
USE THE PERIODIC TABLE
How many valence electrons does sodium have?
1
2
3
4
- 11. Multiple Choice
USE THE PERIODIC TABLE
How many valence electrons does Phosphorus have?
31
5
15
4
- 12. Multiple Choice
USE THE PERIODIC TABLE
Find the element that has 3 Valence Electrons and 2 energy levels.
Magnesium - Mg
Lithium - Li
Aluminum - Al
Boron - B
- 13. Multiple ChoiceElements in the same column of the periodic table always have the same # of _______ as one another.ProtonsNeutronsElectronsValence Electrons
- 14. Multiple Choice
Hydrogen needs _____ electrons in its valence shell to be stable.
4
6
8
2
- 15. Multiple ChoiceWhich group has the greatest number of valence electrons?1141816
- 16. Multiple ChoiceHow many valence electrons are found in atoms of group 14?431416
- 17. Multiple ChoiceHow many valence electrons are found in atoms of group 1?7641
- 18. Multiple ChoiceHow many valence electrons are found in atoms of group 15?4523
- 19. Multiple Choice
Which elements have the most similar chemical properties?
boron and carbon
oxygen and sulfur
aluminum and bromine
argon and silicon
- 20. Multiple Choice
All atoms are most stable with (or would "prefer") how many electrons in their valence shell?
1
2
8
18
- 21. 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 atomElectrons in the second shell
- 22. Multiple Choice
What groups are the most reactive metals?
2 and 3
1 and 18
1 and 2
16 and 17
- 23. Multiple Choice
What groups are the most reactive non metals?
1 and 2
16 and 17
2 and 17
1 and 16
- 24. Multiple Choice
Why are halogens so reactive?
They want to get rid of their only valance electron
They only need one more electron
They are non reactive, they have a full shell
- 25. Multiple ChoiceDescribe this element.Highly reactive metalHighly reactive nonmetalStableLess stable non metal
- 26. Multiple ChoiceHow many valence electrons are in an atom of Ar?2841
- 27. Multiple ChoiceWhat is the charge of the electronpositiveno chargenegativeneutral
- 28. Multiple ChoiceThe first orbital can hold a maximum of how many electrons?2386
- 29. Multiple ChoiceWhich of the following elements has 18 electrons?FlourineHeliumArgonChlorine
- 30. Multiple Choice
What element is represented in this Bohr Model?
Carbon
Hydrogen
Aluminum
Lithium
- 31. Multiple ChoiceWhat group does this element belong to?Group 1: Alkali metalsGroup 18: Noble GasesGroup 2: Alkaline-Earth MetalsGroup 17: Halogens
- 32. Multiple Choice
On the periodic table, Groups are
Horizontal rows
Vertical columns
- 33. Multiple Choice
On the periodic table, Periods are
Horizontal rows
Vertical columns
- 34. Multiple ChoiceA charged particle that has gained or lost electrons is called a _____.moleculeionisotopeelement
- 35. Multiple ChoiceA cation is a ____ ion.negativepositiveneutralficticious
- 36. Multiple ChoiceA anion will be a ____ ion.negativepositiveneutralficticious
- 37. Multiple ChoiceNitrogen will form which of the following ions?NN-3N-5N+5
- 38. Multiple ChoiceBeryllium will ____ valence electrons when forming an ionic bond.lose 4gain 4lose 2gain 2
- 39. Multiple ChoiceIn the compound aluminum oxide, which is the cation?Al+3AlO-2O
- 40. Multiple ChoiceIonic bonds form between metals and ____.metalloidsmetalsnonmetals
- 41. Multiple ChoiceWhat determines how ionic bonds will form?Number of protonsMass of the atomNumber of total electronsNumber of valence electrons
- 42. Multiple ChoiceIonic bonds happen because of the ____ of valence electrons.sharingtransfer
- 43. Multiple ChoiceBoron will ____ valence electrons when forming an ionic bond.lose threegain threelose 5gain 5
- 44. Multiple ChoiceNitrogen will ____ valence electrons when forming an ionic bond.gain 1lose 1gain 3lose 3
- 45. Multiple ChoiceWhat type of bond is this? Lithium with Fluorine?ioniccovalent
- 46. Multiple ChoiceHow many electrons are needed in the outer energy levels of an atom to be stable?2468
- 47. Multiple ChoiceNitrogen will do what to gain a stable octet?Lose 3Gain 3Lose 1Gain 2
- 48. Multiple ChoiceWhich of the following would produce an anion?CaAlKF
- 49. Multiple ChoiceWhat element always has an oxidation number of +1?HydrogenFluorineChlorineIodine
- 50. Multiple ChoiceWhich of the following will form an ion with a 2- charge?CaSeGeN
- 51. Multiple Choice
Which of the following would have the same number of electrons?
N, Ne, F
Al3+, F1+, Ne
S2+, Ar, K1-
As3-, Kr, Rb1+
- 52. Multiple Choice
What will be the charge of a bromine ion?
+7
-7
-1
+1
- Answer choicesTagsAnswer choicesTags