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5. Classification & Balancing of Chemical Reactions

Molecular Equations

5. Classification & Balancing of Chemical Reactions

Molecular Equations

Open Question
Predict whether a chemical reaction occurs and write the balanced molecular equation.
Ag₂SO₄ (aq) + KCl (aq) →
Open Question
Predict whether a chemical reaction occurs and write the balanced molecular equation.
MgBr₂ (aq) + NaC₂H₃O₂ (aq) →
Open Question
Determine the balanced equation for the neutralization equation
Ca(OH)₂ (aq) + HCN (aq) →
Open Question
An aqueous solution of a cation (represented as blue spheres in the diagram) is allowed to mix with a solution of an anion (represented as green spheres) and the following result is obtained:
Which combinations of cation and anion, chosen from the following lists, are compatible with the observed results? Explain.Cations: Na+, Ca2+, Ag+, Ni2+Anions: Cl−, CO2−3, CrO2−4, NO−3
Open Question
Write a balanced equation for the neutralization of each of the following:c. HNO₃(aq) and Mg(OH)₂(s)
Open Question
Write the balanced chemical equation for the neutralization reaction of stomach acid HCl with Al(OH)₃, an ingredient in some antacids.
Open Question
Many pharmaceuticals are marketed with the designation 'HCl' appended to the name of the drug. What does the 'HCl' mean? What type of reaction would be involved in converting a drug to the HCl form? What are the advantages of this form of the drug?