reaction types

Question 1

combination(or synthesis) reaction

Answer 1

2 or more substances combine to make 1 product

Question 2

1 reactant will decompose into 2 or more product

Answer 2

decomposition reaction

Question 3

combustion reaction

Answer 3

a hydrocarbon reacts with O2 to produce H2O + CO2

Question 4

single displacement

Answer 4

a single element reacting with a compound and as a result the element becomes part of the new compound and part of the original compound is cast off by itself
note: the single element will replace its like component for example if it’s a metal it will combine with another metal

Question 5

double displacement

Answer 5

2 compounds react to form 2 new compounds