Chem Exam 3
The formula for the compound formed from the polyatomic ions NH4+ and PO 4/3- is
(NH4)3PO4
The substance ClO3- is best described as
. a polyatomic ion
What is the correct formula for barium hydroxide?
Ba(OH)2
The correct name for the compound TiO is _____.
titanium(II) oxide
The correct formula for the carbonate ion is
CO32-
The formula for calcium hydrogen sulfate is
Ca(HSO4)2
What is the formula for calcium hydroxide?
Ca(OH)2
Which of the following formulas is incorrect?
CaNO3
Which of the following ions is incorrectly named?
ClO2-: chlorate ion
The correct formula for carbon monoxide is
Co
The correct formula for iron(II) phosphide is
Fe3P2
Which of the following is a binary compound?
H2S
Which of the following is the correct formula for potassium carbonate
K2CO3
Which of the following is the correct formula for lithium carbonate?
Li2CO3
Which of the following is the correct formula forlithium sulfate?
Li2SO4
Which of the following compounds is incorrectly named?
Mg(OH)2 is magnesium dihydroxide K3PO4 is potassium phosphate
The carbonate ion has the formula CO32-. Which of the following is the correct formula for sodium carbonate?
Na2CO3
The correct formula for sodium sulfide is
Na2S
Sodium chlorite has the formula
NaClO2
Which of the following is the correct formula for diphosphorus hexachloride?
P2Cl6
The correct formula for lead(II) sulfite is
PbSO3
Which of the following ions does not have a -1 charge?
Phosphate
What is the formula for platinum(II) oxide?
PtO
The symbol for the rubidium ion is
Rb+
Which of the following is the correct formula for silicon tetrachloride?
SiCl4
What is the formula for zinc(II) bromide?
ZnBr2
Which of the following ions does not have a -2 charge?
acetate
The correct name for an aqueous solution of HC2H3O2 is
acetic acid
The name for Al(OH)3 is
aluminum hydroxide
The correct name for the Al3+ species is _____.
aluminum ion
The name for the compound Ba(NO3)2 is _____.
barium nitrate
The name for the CrO42- ion is _____.
chromate
Which of the following ions does not have a -1 charge?
chromate
The correct name for an aqueous solution of HBr is
hydrobromic acid
Which of the following is an incorrect name for an acid?
hydrocarbonate acid
The correct name for an aqueous solution of HCl is
hydrochloric acid
The correct name for an aqueous solution of HCN is _____.
hydrocyanic acid
What is the name forHPO2/4 ?
hydrogen phosphate ion
The name for Pb4+ species is _____
lead(IV) ion
The name for Pb4+ species is _____.
lead(IV) ion
The correct name for LiCl is
lithium chloride
The name for MnBr2 is
manganese (II) bromide
Which of the following is not the correct chemical formula for the compound named?
nickel(II) peroxide Ni2O
Choose the correct name for HNO2
nitrous acid
The name for the acid HNO2 is _____.
nitrous acid
The charge on a lithium ion in its ionic compound is _____.
not +2
Which of the following compounds is incorrectly named?
not MnO2: Manganese(IV) oxide
Which of the following is the correct formula for tetranitrogen tetrachloride?
not N2Cl4
The carbonate ion has the formula CO32-. Which of the following is the correct formula for sodium carbonate?
not NaCO3
The correct formula for nickel(III) phosphate is
not Ni3(PO4)2
The correct name for an aqueous solution of H3PO4 is
not hydrophosphorus acid
The name for the compound NaHCO3 is _____.
not sodium(I) bicarbonate
The name for the BrO4- ion is _____.
perbromate ion
The binary compound PCl3 is called _____.
phosphorus trichloride
The compound PI3 is named
phosphorus triiodide
Na+ represents a
sodium ion
The name for Na3N is
sodium nitride
The name for the Sr2+ species is
strontium ion
The correct name for an aqueous solution of H2SO4 is
sulfuric acid
The name for the acid H2SO3 is
sulfurous acid
