Chapter 0f Flashcards
1
Q
- occurs when a substane is converted into one or more substances with different formulas and different properties
- may be observed by formation of bubbles, change in color, production of solid, or heat that is produced or absorbed
A
chemical change
2
Q
separates reactant from products
A
arrow
3
Q
written on left side of arrow
A
reactants
4
Q
written on right side of arrow
A
products
5
Q
separate multiple reactants or products
A
+
6
Q
indicates heat is used to start reaction
A
delta (∆)
7
Q
physical states
A
- solid (s)
- liquid (l)
- gas (g)
- aqueous (aq)
8
Q
dissolved in water
A
aqueous (aq)
9
Q
balanced chemical equation
A
no atoms are lost or gained
10
Q
what is used during combustin
A
oxygen in air
11
Q
Types of Reactions
A
- combination reactions
- decomposition reactions
- single replacement reactions
- double replacement reactions
- combustion reactions
12
Q
- two or more elements form one product
- simple compounds combine to form one product
A
combination reaction
13
Q
one substance splits into two or more simpler substances
A
decomposition reaction
14
Q
one element take the place of a different element in another reacting compound
A
single replacement reaction
15
Q
positive ions in the reactant compounds switch places
A
double replacement reaction
