Predicting Products in Chemical Reactions

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What is a decomposition reaction?

Back

A decomposition reaction is a type of chemical reaction where one compound breaks down into two or more simpler products.

Tags

NGSS.MS-PS1-1

Front

What are the products of the decomposition of silver oxide (Ag2O)?

Back

Silver (Ag) and oxygen (O2).

Tags

NGSS.MS-PS1-5

Front

What is a single replacement reaction?

Back

A single replacement reaction is a chemical reaction where one element replaces another element in a compound.

Front

Predict the products of the reaction: 2 K + MgBr2 → ?

Back

2 KBr + Mg.

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-2

Front

What is a double replacement reaction?

Back

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

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Front

What are the products of the double replacement reaction between aluminum bromide and potassium sulfate?

Back

Aluminum sulfate and potassium bromide.

Front

In a single replacement reaction, what does sodium (Na) replace in the reaction with Zn(NO3)2?

Back

Sodium (Na) replaces zinc (Zn).

Front

What is the general form of a decomposition reaction?

Back

AB → A + B, where AB is a compound that breaks down into its elements or simpler compounds.

Front

What is the law of conservation of mass in chemical reactions?

Back

The law of conservation of mass states that mass is neither created nor destroyed in a chemical reaction; the total mass of reactants equals the total mass of products.

Tags

NGSS.MS-PS1-5

Front

What is the role of reactants in a chemical reaction?

Back

Reactants are the starting substances that undergo a chemical change to form products.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5