Total and net ionic reactions readings
Which of the following statements correctly describe a net ionic equation? Select all that apply.
A net ionic equation shows only the chemical change that is taking place in a reaction. A net ionic equation shows only the species that have undergone a change in the reaction, and any products that form.
Which of the following correctly defines a precipitate?
A solid product that separates from a solution
Which of the following gives the correct net ionic equation for the process represented below? AgNO3 (aq) + KCl (aq) → AgCl (s) + KNO3 (aq)
Ag+ (aq) + Cl- (aq) → AgCl (s)
An insoluble product (i.e., a solid) that forms from a reaction in solution is called a(n)
An insoluble product (i.e., a solid) that forms from a reaction in solution is called a(n)
A reaction in which one or more precipitates form when the aqueous solutions of two ionic compounds are mixed is called a(n
Blank 1: double Blank 2: metathesis
A chemical equation that shows all reactants and products as intact, undissociated compounds is called a(
Blank 1: molecular Blank 2: molecules
A chemical equation that shows all reactants and products as intact, undissociated compounds is called a(n)
Blank 1: molecular Blank 2: molecules
An insoluble product (i.e., a solid) that forms from a reaction in solution is called a(n) .
Blank 1: precipitate
A precipitation reaction is a reaction in which two or more water-
Blank 1: soluble or solvated Blank 2: insoluble or solid
A net ionic equation eliminates the
Blank 1: spectator
Ions that are present, but not involved in the actual chemical reaction, are calle
Blank 1: spectator
Which of the following species will be present in an aqueous solution of Na2CO3?
CO32- Na+
Select the correct net ionic equation if the ionic equation is given by Ca (s) + 2H+ (aq) + 2Cl- (aq) → Ca2+ (aq) + H2 (g) + 2Cl- (aq)
Ca (s) + 2H+ (aq) → Ca2+ (aq) + H2 (g)
Which combinations of solutions will produce one or more precipitates? Select all that apply.
CaBr2 (aq) + K3PO4 (aq)CaBr2 (aq) + K3PO4 (aq) AgNO3 (aq) + NH4Br (aq)
Select all the statements that correctly describe an ionic equation.
Charges must be included where relevant in this type of equation. The ionic equation includes all ions, including spectator ions. Charges and atoms must be balanced in this type of equation.
Identify the spectator ions in the ionic equation shown. 2Fe (s) + 3Ni2+ (aq) + 6Cl- (aq) → 2Fe3+ (aq) + 3Ni (s) + 6Cl- (aq)
Cl-
The term metathesis is sometimes used to denote which type of reaction?
Double replacement
Which of the following correctly defines spectator ions?
Ions that do not participate in the reaction although they are present
Which of the following balanced equations correctly represents the dissociation of K2SO4 in water?
K2SO4 (s) → 2K+ (aq) + SO42- (aq)
Identify the spectator ions in the following ionic equation: 2Na+ (aq) + SO42- (aq) + Ba2+ (aq) + 2Cl- (aq) → BaSO4 (s) + 2Na+ (aq) + 2Cl- (aq)
Na+ Cl-
Which statement is correct about the double replacement reaction shown below? KCl (aq) + AgNO3 (aq) →
One product is KNO3 (aq).
Select the correct net ionic equation if the ionic equation is given by 2K+ (aq) + 2Cl- (aq) + Pb2+ (aq) + 2CH3COO- (aq) → 2K+ (aq) + PbCl2 (s) + 2CH3COO- (aq)
Pb2+ (aq) + 2Cl- (aq) → PbCl2 (s)
Which of the following is the correct formula for the precipitate that forms when aqueous solutions of Pb(NO3)2 and KCl are mixed?
PbCl2
Which of the following species should be included in the net ionic equation for the precipitation reaction given? (States of matter have not been included; use the solubility rules to determine which compound(s) form(s) precipitates, if any.)
SO42- CaSO4 Ca2+
Select all the statements that correctly describe how to predict the products of a double displacement reaction between two soluble ionic substances in aqueous solution.
There may be one or more precipitates formed. Polyatomic ions will not separate into their component elements. The cation of one reactant must be combined with the anion of the other.
Which of the following statements correctly describe a molecular equation? Select all that apply.
This equation represents all reactants and products as if they were intact and undissociated. A molecular equation will not include any charges on the ions involved in the reaction.
Which of the following options correctly describe a precipitation reaction? Select all that apply.
This type of reaction forms one or more insoluble products. This type of reaction often occurs in aqueous solution. This type of reaction usually involves ionic compounds.
An ionic equation shows all soluble ionic substances as dissociated into .
ions
Three equations representing a chemical reaction are shown. Classify each equation according to type.
p