Physical science chapter 15 study guide
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this came straight from the study sheet given in class (41 terms)
Last updated 7:41 PM on 4/24/23
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41 Terms
1
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electrolytic cells form a thin coating of metal on an object
electroplating
2
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chemical reaction produces electricity
voltaic cell
3
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reaction that occurs without continuing outside help
spontaneous reaction
4
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reaction proceeds either direction
reversible reaction
5
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electricity produces a chemical reaction
electrolytic cell
6
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produces electricity and is continually replenished from outside source
fuel cell
7
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sour taste
acid
8
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bitter taste, slippery feel
base
9
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formed by an acid and base
salt
10
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substances that undergo chemical change; on left side
reactants
11
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new substance produced by the reaction; on right side
products
12
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energy is absorbed
endothermic reaction
13
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energy is released
exothermic reaction
14
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gains electrons
reduction
15
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loses electrons
oxidation
16
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where oxidation occurs
anode
17
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where reduction occurs
cathode
18
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chemical equation that has same number of atoms of each element on both sides
balanced equation
19
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kinetic energy that is necessary for molecules to react
activation energy
20
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2 or more substances combine to form a new substance
combination reaction
21
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compounds break down
decomposition
22
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study of compounds containing carbon
organic chemistry
23
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represents concentration of hydrogen
pH scale
24
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7\.1-14 on pH scale
base range
25
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0-6.9 on pH scale
acid range
26
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substance that changes color depending on pH; example litmus
acid-base indicator
27
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one or more hydrogen atoms are replaced by -OH groups
alcohol
28
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single bond between carbon atoms
alkane
29
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one or more double bonds between carbon atoms
alkene
30
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one or more triple bonds between carbon atoms
alkyne
31
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ring of carbon atoms
aromatic
32
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contain the group -COOH
carboxylic
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contain -COO- group
ester
34
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one or more hydrogen atoms replaced by halogen atoms (CI, Br, or I)
haloalkanes
35
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loses electrons= oxidation
gains electrons- reduction
gains electrons- reduction
LEO says GER
36
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electrons are transferred between atoms
redox reaction
37
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related energy gained by a system to the energy lost by its surroundings
first law of thermodynamics
38
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an element in a compound is replaced by another element
single-displacement reaction
39
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2 compounds exchange atoms or ions
double-displacement reaction
40
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system at equilibrium is disturbed, the system will react to partially offset the disturbance
le chateliers principle
41
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when a strong acid base react to produce water and a salt
neutralization
Note 
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