WorksheetsChemical Reactions Vocab
Total questions: 10
Worksheet time: 5mins
a new substance that forms during a chemical reaction
molecules
reactants
product
chemical bonds
a substance that exists before a chemical reaction takes place and changes as a result of the reaction
product
reactant
molecules
chemical bonds
a process in which one or more new substances form from one or more other substances
phase change
chemical reaction
physical change
melting point
a shorthand notation made up of arrows and chemical formulas for reactants and products that summarizes what happens during a chemical reaction
chemical bonds
chemical formula
chemical equation
the scientific law stating that matter cannot be created or destroyed
The Law of Conservation of Matter
The Law of Conservation of Energy
The Law of Gravity
Kepler's first law
a chemical reaction that releases more energy to the surroundings than it absorbs
thermal equilibrium
exothermic reaction
temperature
endothermic reaction
a chemical reaction that absorbs more energy from the surroundings than it releases
endothermic reaction
thermal equilibrium
temperature
exothermic reaction
a change to a substance that doesn't change the chemical structure
molecule
physical change
chemical bond
chemical change
the specific way in which the bonds and atoms are arranged within the molecules of a substance
polymer
chemical bond
crystal
chemical structure
the connection between atoms in more complex particles
chemical bond
chemical equation
chemical structure
physical change
