Chemical Reactions - Chapter 2 & 3

What is the temperature at which a substance changes from the liquid phase to the gas phase?

• boiling point

• corrosive

• reactant

• melting point

What is the temperature at which a substance changes from the solid phase to the liquid phase

• boiling point

• corrosive

• reactant

• melting point

What is a starting substance that is part of a chemical reaction?

• substance

• product

• reactant

• molecule

What is an ending substance that is made during a chemical reaction?

• substance

• product

• reactant

• molecule

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What is a word that means able to cause damage?

• endothermic

• fertilizer

• extended structure

• corrosive

What is a process in which atoms rearrange to form new substances?

• chemical formula

• extended structure

• chemical reaction

• reactant

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What are the letters and numbers showing the types and number of atoms that repeat to make up a substance?

• chemical formula

• chemical reaction

• the molecules

• the atoms

During a chemical reaction, one or more reactants change into one or more __________.

• substances

• molecules

• products

• chemicals

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

During a chemical reaction, _______ do not change from one type to another.

• chemicals

• molecules

• substances

• atoms

Tags

NGSS.MS-PS1-5

During a chemical reaction, atoms rearrange to form different _____________.

• groups of atoms

• molecules

• reactants

• scales