base
produces a hydroxide ion when dissolved in water
law of definite proportions
in any chemical compound, the masses of elements are always in the same proportion by mass
polyatomic ion
tightly-bound group of atoms that behaves as a unit and carries a net charge
anion
atom or group of atoms having a negative charge
acid
produces a hydrogen ion when dissolved in water
binary compound
compound composed of two different elements
cation
atom or group of atoms having a positive charge
law of multiple proportions
when two elements form more than one compound, the masses of one element that combine with mass of the other element are in the ratio of small, whole numbers
only anions
What type of ions have names ending in -ide?
lose 2 electrons
When Group 2A elements form ions, they
nitride ion
What is the correct name for the N ion?
roman numeral following the name
When naming a transition metal ion that can have more than one common ionic charge, the numerical value of the charge is indicated by a
Al^3+
Aluminum is a group 3A metal. Which ion does it typically form?
C
Which of the following correctly provides the name of the element, the symbol for the ions and the name of the ion?
A) fluorine, F^+, fluoride ion
B) Zinc, Zn^2+, Zincate ion
C) cobalt, Co^+, cobalt (I) ion
D) sulfur, S^2+
A) fluorine, F^+, fluoride ion
B) Zinc, Zn^2+, Zincate ion
C) cobalt, Co^+, cobalt (I) ion
D) sulfur, S^2+
have a numerical charge that is found by subtracting 8 from the group number
The ions formed by nonmetals in Groups 6A and 7A
whether it loses valence electrons
Which of the following determines that and element is a metal?
C
Which of the following is a cation?
A) SO3^2-
B) sulfate
C) Ca^+
D) chlorite
A) SO3^2-
B) sulfate
C) Ca^+
D) chlorite
D
Which of the following correctly provides the names and formulas of platonic ions?
A) Carbonate: HCO^-;
hydrogen carbonate: CO3^2-
B) Nitrate: NO^-; nitrate: No3^-
C) sulfite: S^2-; sulfate: So3
D) chromate: Cr2O4^2-; dichromate: Cr2O7^2-
A) Carbonate: HCO^-;
hydrogen carbonate: CO3^2-
B) Nitrate: NO^-; nitrate: No3^-
C) sulfite: S^2-; sulfate: So3
D) chromate: Cr2O4^2-; dichromate: Cr2O7^2-
C
Which of the following compounds contains the Mn^3+ ion?
A)MnS
B)MnBr2
C)Mn2O3
D)MnO
A)MnS
B)MnBr2
C)Mn2O3
D)MnO
cation on left, anion on right
How are chemical formulas of binary ionic compounds generally written?
they are composed of anions and cations
Which of the following is true about the composition of ionic compounds?
B
Which of the following formulas represents an ionic compound?
A) CS2
B) Bal2
C) N2O4
D) PCL3
A) CS2
B) Bal2
C) N2O4
D) PCL3
A
Which element, when combined with fluorine, would most likely form and ionic compound?
A)lithium
B)carbon
C)phosphorus
D)chlorine
A)lithium
B)carbon
C)phosphorus
D)chlorine
D
Which of the following shows correctly an ion poor and the ionic compound the two ions form?
A) Sn^4+, N^3+; Sn4N3
B) Cu^2+, O^2-; Cu2O2
C) Cr^3+, I^-; CrI
D) Fe^3+, O^2-; Fe2o3
A) Sn^4+, N^3+; Sn4N3
B) Cu^2+, O^2-; Cu2O2
C) Cr^3+, I^-; CrI
D) Fe^3+, O^2-; Fe2o3
D
In which of the following are the formula of ionic compound and the charge on the metal ion show correctly?
A) UCL5, U^+
B) ThO, Th^4+
C) IrS2, Ir^2+
D) NiO, Ni^2+
A) UCL5, U^+
B) ThO, Th^4+
C) IrS2, Ir^2+
D) NiO, Ni^2+
D
Which of the following correctly represents an ion poor and the ionic compound the ions form?
A) Ca^2+, F^-; CaF
B) Na^+, Cl^-; NaCl2
C) Ba^2+, O^2-; Ba2O2
D) Pb^4+, O^2-; PbO2
A) Ca^2+, F^-; CaF
B) Na^+, Cl^-; NaCl2
C) Ba^2+, O^2-; Ba2O2
D) Pb^4+, O^2-; PbO2
C
In which of the following is the name and formula given correctly?
A) sodium oxide, NaO
B) barium nitride, Ban
C) cobalt (III) chloride, CoCl3
D) tin (II) fluoride, SnF4
A) sodium oxide, NaO
B) barium nitride, Ban
C) cobalt (III) chloride, CoCl3
D) tin (II) fluoride, SnF4
A
Which of the following compounds contains the lead (II) ion?
A) PbO
B) PbCl4
C) Pb2O
D) Pb2S
A) PbO
B) PbCl4
C) Pb2O
D) Pb2S
C
Which set of chemical name and chemical formula for the same compound is correct?
A) iron (II) oxide, Fe2O3
B) aluminum fluorate, AIF3
C) tin (IV) bromide, SnBr4
D) potassium chloride, K2Cl2
A) iron (II) oxide, Fe2O3
B) aluminum fluorate, AIF3
C) tin (IV) bromide, SnBr4
D) potassium chloride, K2Cl2
K2SO4
What is the correct formula for potassium sulfate?
