Chapter 6 - Review Chemical Names and Formulas
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Transcript of Chapter 6 - Review Chemical Names and Formulas
Chapter 6 - ReviewChapter 6 - ReviewChemical Names and Chemical Names and
FormulasFormulas
Question 1Question 1
What type of ions have names What type of ions have names ending in -ide?ending in -ide?
AnionsAnions
Question 2Question 2
positivepositive
What is the electrical charge of a What is the electrical charge of a cation?cation?
Question 3Question 3
Give the charge and number of Give the charge and number of electrons for the calcium ion.electrons for the calcium ion.
2+ and 182+ and 18
Question 4Question 4
How many electrons in Kr and BrHow many electrons in Kr and Br1-1-??
3636
Question 5Question 5
How are cations formed?How are cations formed?
Metals lose electronsMetals lose electrons
Question 6Question 6
How many electrons do Sr and How many electrons do Sr and Aluminum typically lose?Aluminum typically lose?
2 and 32 and 3
Question 7Question 7
The Law of Definite Proportions The Law of Definite Proportions shows how _________ of shows how _________ of
elements in a compound are elements in a compound are always in the same proportions.always in the same proportions.
massesmasses
Question 8Question 8
Prove the Law of Definite Prove the Law of Definite Proportions with the NProportions with the N
220044
7:167:16
Question 9Question 9
Give two properties of molecular Give two properties of molecular compoundscompounds
Low MPLow MPMade of nonmetalsMade of nonmetalsUsually not water Usually not water
soluble soluble
Question 10Question 10
What are ionic compounds What are ionic compounds composed of?composed of?
Cations and anionsCations and anionsOrOr
Metal and nonmetalMetal and nonmetal
Question 11Question 11
What is the smallest whole-number What is the smallest whole-number ratio of ions in an ionic compound ratio of ions in an ionic compound
called?called?
Formula unitFormula unit
Question 12Question 12
Which of the following formulas Which of the following formulas represents an ionic compound: Kr; represents an ionic compound: Kr;
BaIBaI22; N; N22OO44
Barium IodideBarium Iodide
Question 13Question 13
Which represents a molecular Which represents a molecular compound: Xe; ZnO; SOcompound: Xe; ZnO; SO22
sulfur dioxidesulfur dioxide
Questions 14Questions 14
What are molecular compounds What are molecular compounds usually composed of?usually composed of?
nonmetalsnonmetals
Questions 15Questions 15
Which element when combined with Which element when combined with fluorine would most likely form an fluorine would most likely form an
ionic compound: phosphorus; ionic compound: phosphorus; lithium; chlorinelithium; chlorine
lithiumlithium
Question 16Question 16
What two pieces of information is What two pieces of information is obtained given the formula Cobtained given the formula C22HH66O?O?
nonmetals nonmetals
molecular compoundmolecular compound
C to H to O is 2:6:1C to H to O is 2:6:1
Question 17Question 17
What is the charge the formula What is the charge the formula KK22O?O?
neutralneutral
Question 18Question 18Which of the following pairs of Which of the following pairs of
substances best illustrates the Law substances best illustrates the Law of Multiple Proportions? of Multiple Proportions?
NO and NONO and NO2 2 or or P P22OO55 and PH and PH33
nitrogen monoxide nitrogen monoxide and nitrogen dioxideand nitrogen dioxide
Question 19Question 19
What is the usual charge on an ion What is the usual charge on an ion from Group 7A?from Group 7A?
11--
Question 20Question 20Give the names for the compounds Give the names for the compounds containing Fecontaining Fe2+2+ and Fe and Fe3+3+ bonded to bonded to
chlorine.chlorine.
Iron II chlorideIron II chlorideIron III chlorideIron III chloride
Question 21Question 21
How does an element from Group 2 How does an element from Group 2 form ions?form ions?
It loses two electronsIt loses two electrons
Question 22Question 22
What type of ions are commonly What type of ions are commonly formed from Group 4A elements?formed from Group 4A elements?
44++
Question 23Question 23
Give the name for CuFGive the name for CuF
copper I fluoridecopper I fluoride
Question 24Question 24
Polyatomic ions are tightly bound Polyatomic ions are tightly bound groups of _____ that are groups of _____ that are
charged.charged.
moleculesmolecules
Question 25Question 25
Name NName N22OO55
Dinitrogen pentoxideDinitrogen pentoxide
Question 26Question 26
An -ate or -ite at the end of a An -ate or -ite at the end of a compound name usually indicates compound name usually indicates that the compound contains ___.that the compound contains ___.
oxygenoxygen
Turn your common Turn your common ion sheet overion sheet over
Question 27Question 27
Which ion contains the greater Which ion contains the greater number of oxygen atoms?... number of oxygen atoms?...
carbonate or carbonite?carbonate or carbonite?
Carbonate... COCarbonate... CO33
2-2-
Question 28Question 28
What is the ionic charge on the What is the ionic charge on the zirconium ion in the ionic zirconium ion in the ionic
compound zirconium oxide, ZrOcompound zirconium oxide, ZrO22??
4+4+
Question 29Question 29
The formula for ferrous chloride is...The formula for ferrous chloride is...
FeClFeCl22
Question 30Question 30
What is the general rule for naming What is the general rule for naming acids without oxygen in them?acids without oxygen in them?
Hydro...anion root...ic acidHydro...anion root...ic acid
Question 31Question 31
Write the formula for hydrocyanic Write the formula for hydrocyanic acidacid
HCNHCN
Question 32Question 32
What are the names of the What are the names of the compounds formed by combining compounds formed by combining
gold and sulfur?gold and sulfur?
Gold III sulfideGold III sulfide
Question 33Question 33
What is the ionic charge on the What is the ionic charge on the thorium ion in ThOthorium ion in ThO22??
4+4+
Question 34Question 34
What is the rule for naming What is the rule for naming oxyacids?oxyacids?
Root ion name + ic acid for Root ion name + ic acid for the greater # of oxygenthe greater # of oxygen
oror
+ ous acid for the fewer # + ous acid for the fewer # of oxygenof oxygen
Question 35Question 35
What is the general rule for naming What is the general rule for naming acids without oxygen in them?acids without oxygen in them?
Hydro...anion root...ic acidHydro...anion root...ic acid
Question 36Question 36
What is the correct formula for What is the correct formula for calcium dihydrogen phosphate?calcium dihydrogen phosphate?
Ca(HCa(H22POPO
44))22
Question 37Question 37
What is the name and formula of the What is the name and formula of the acid containing the phosphite ion?acid containing the phosphite ion?
HH33POPO33
Phosphorous AcidPhosphorous Acid
Turn your common Turn your common ion sheet overion sheet over
Question 38Question 38
Using your periodic table:Using your periodic table:
what is the formula of the ionic what is the formula of the ionic compound from combining compound from combining
scandium and sulfur?scandium and sulfur?
ScSc22SS33
Question 39Question 39
Which of the following contains the Which of the following contains the lead (IV) ion: Pblead (IV) ion: Pb44OO33; Pb; Pb22O; PbOO; PbO22
PbOPbO22
Question 40Question 40
Which contains the MnWhich contains the Mn3+3+ ion: ion: MnMn22OO33 or Mn or Mn33OO22
MnMn22OO33
Question 41Question 41
Name SnFName SnF44
Tin IV Fluoride Tin IV Fluoride
Question 42Question 42
Write the formula for tricarbon Write the formula for tricarbon octahydrideoctahydride
CC33HH88
Write the chemical equation and name for Write the chemical equation and name for the following combinationsthe following combinationsOO2- 2- and Feand Fe3+3+
COCO332- 2- Mg Mg2+2+
SnSn4+ 4+ and POand PO443-3-