Types, Balance, Reading Rxns

Front

What is a balanced chemical equation?

Back

A balanced chemical equation has equal numbers of each type of atom on both sides of the equation, following the law of conservation of mass.

Front

How do you balance the equation P4 + O2 → P2O3?

Back

The balanced equation is 1 P4 + 3 O2 → 2 P2O3.

Front

What is the complete balanced reaction for burning butane (C4H8)?

Back

C4H8 (l) + 6 O2 (g) → 4 CO2 (g) + 4 H2O (g) is the complete balanced reaction.

Front

What type of reaction is 3KOH + H3PO4 → K3PO4 + 3H2O?

Back

This is a double displacement reaction.

Front

What is the product of the reaction between iron and sulfur?

Back

The product is iron(II) sulfide, represented as FeS.

Front

Translate the word equation: Hydrogen and Carbon Dioxide react to form Carbonic Acid (H2CO3).

Back

The chemical equation is H2 + CO2 → H2CO3.

Front

What is the law of conservation of mass?

Back

The law of conservation of mass states that mass is neither created nor destroyed in a chemical reaction.

Front

What is a combustion reaction?

Back

A combustion reaction is a chemical reaction that occurs when a substance reacts with oxygen, producing energy in the form of heat and light.

Front

What is a single displacement reaction?

Back

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

Front

What is a double displacement reaction?

Back

A double displacement reaction is a type of reaction where two compounds exchange ions or bonds to form different compounds.