Chem - Unit 9 Review - Chem Rxn

Front

What type of reaction is represented by the equation C₃H₆O + 4 O₂ → 3 CO₂ + 3 H₂O?

Back

Combustion

Front

What type of reaction is represented by the equation Cl₂ + 2KI → I₂ + 2KCl?

Back

Single Displacement

Front

What are the coefficients that balance the equation __Al + __O₂ → __Al₂O₃?

Back

4,3 → 2

Front

Is calcium carbonate (CaCO₃) soluble or insoluble?

Back

Insoluble

Front

Is silver acetate (AgC₂H₃O₂) soluble or insoluble?

Back

Soluble

Front

Define a combustion reaction.

Back

A combustion reaction is a chemical reaction that occurs when a substance reacts with oxygen, producing heat and light.

Front

What is a single displacement reaction?

Back

A single displacement reaction is a type of chemical reaction where one element replaces another in a compound.

Front

Explain what a double displacement reaction is.

Back

A double displacement reaction is a chemical reaction where two compounds exchange ions or bonds to form two new compounds.

Front

What is the general form of a decomposition reaction?

Back

A decomposition reaction is represented as AB → A + B, where a single compound breaks down into two or more simpler products.

Front

What are the solubility rules for ionic compounds?

Back

1. Most nitrates are soluble. 2. Most alkali metal salts are soluble. 3. Most chlorides are soluble, except AgCl, PbCl₂, and Hg₂Cl₂.