AP Chem

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The correct formula for ammonium sulfate is

(NH4)2SO4

The charge on a strontium ion in its ionic compound is

+2

The formula for the compound formed from ammonium and sulfate ions is

. (NH4)2SO4

The formula for the compound formed from the polyatomic ions NH4+ and is

. (NH4)3PO4

Which of the following formulas is incorrect?

. AlO3

The formula for calcium hydrogen sulfate

. Ca(HSO4)2

Which of the following represents the hypochlorite ion?

. ClO-

2. Which of the following is a binary compound?

. H2S

The correct formula for bromous acid is

. HBrO2

Which of the following is the correct formula for bromic acid?

. HBrO3(aq)

. Which of the following is named correctly?

. HNO3(aq); nitric acid

Which of the following compounds is not named as an acid?

. NH3(aq

The carbonate ion has the formula CO32-. What is the correct formula for sodium carbonate?

. Na2CO3

A compound contains an unknown ion X and has the formula XCl2. Ion X contains 20 electrons. What is the identity of X?

. Ti2+

The name for NH4Br is

. ammonium bromide

The name of the BrO3- ion is a. bromate ion

. bromite ion

The name of the ClO2- ion is

. chlorite

. Which of the following is an incorrect name for an acid?

. hydrocarbonate acid

The correct name for FeO is

. iron(II) oxide

What is the correct name of the compound that results from the most stable ion for sulfur and the metal ion that contains 24 electrons?

. iron(II) sulfide

The name for Pb4+ is

. lead(IV) ion

The binary compound PCl3 is called a. phosphorus chloride

. phosphorus trichloride

The name for SrCl2 is

. strontium chloride

. The name for the acid H2SO3 is

. sulfuric acid

The name for the acid HC2H3O2 is

Acetic acid

The name for the compound NH4F is

Ammonium Fluoride.

The correct formula for the carbonate ion is

CO32-

The name for CO32- is

Carbonate ion.

Which of the following is named incorrectly? What should its name be?

Fe(OH)2; iron(III) hydroxide

The name for the Fe2+ species is

Iron(II) ion

. The name for the compound Fe2O3 is

Iron(III) oxide

. Potassium chlorate has the formula

KClO3

The name for Li2O is

Lithium Oxide.

The correct formula for the ammonium ion is

NH4+

Sodium chlorite has the formula

NaClO2

The name for NO3- is

Nitrate ion

The name for the acid HNO3 is

Nitric acid

The name for ClO4- is

Perchlorate iron

The correct name for HClO4(aq) is

Perchloric acid

The symbol for the rubidium ion is

Rb+

. What is the formula for selenium trioxide?

SeO3

The name for SO2 is

Sulfur dioxide.

The name for the acid H2SO4 is

Sulfuric acid

. Titanium(IV) oxide has the formula

TiO2

The name for the compound Sn(NO3)2 is

Tin(II) nitrate

The correct name for the Sn4+ species is

Tin(IV) ion

True or false? In naming ionic compounds, the cation is always named first and the anion second.

True.

The substance ClO3- is best described as

a polyatomic ion

The correct name for an aqueous solution of HC2H3O2 is

acetic acid

The correct name for the Al3+ species is

aluminum ion

The name of the compound NH4BrO2 is

ammonium bromite

The correct name for an aqueous solution of H2CO3 is

carbonic acid

The name for HClO3(aq) is

chloric acid

The correct name for P2O5 is a. phosphorus(II) oxide

diphosphorus pentoxide

The correct name for an aqueous solution of HBr is

hydrobromic 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 for

hydrogen phosphate ion

The correct name for LiCl is

lithium chloride

The name for Hg22+ is

mercury(I) ion

The correct name for NiO i

nickel(II) oxide

Which of the following is not the correct chemical formula for the compound named?

nickel(II) peroxide Ni2O

. The name for the acid HNO2 is

nitrous acid

Choose the correct name for HNO2

nitrous acid

The name of the PO43- ion is

phosphite

The correct name for an aqueous solution of H3PO4 is

phosphoric acid

The compound PI3 is named

phosphorus triiodide

Na+ represents a

sodium ion

The name for the Sr2+ species is

strontium ion

The correct name for an aqueous solution of H2SO4 is

sulfuric acid


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