Ap Chemistry Review Sheet - Winston Churchill High School, 2016-2017 Page 6

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AP Chemistry
Summer Review
Winston Churchill High School
2016-2017
Acid/Base Indicator Color changes
INDICATOR
ACID
BASE
Methyl orange
RED
YELLOW
Methyl red
RED
YELLOW
Litmus
RED
BLUE
Universal
RED
BLUE/PURPLE
Phenolphthalein
COLORLESS
PINK
POLYATOMIC IONS
Group IIIB or
Group IVB or 14
Group VB or 15
Group VIB or 16
Group VIIIB or
13
17
Charge -3
Charge -2
Charge -1
NO
-1
nitrate
3
BO
-3
CO
-2
NO
-1
nitrite
O
F
3
3
2
borate
carbonate
PO
-3
SO
-2
sulfate
ClO
-1
4
4
4
SiO
-2
phosphate
SO
-2
sulfite
perchlorate
3
3
-3
-1
silicate
PO
ClO
chlorate
3
3
one member in
phosphite
ClO
-1
chlorite
2
the ion family
-1
ClO
hypochlorite
-3
-2
-1
AsO
arsenate
SeO
BrO
4
4
4
AsO
-3
arsenite
selenate
perbromate
3
SeO
-2
BrO
-1
bromate
3
3
-1
selenite
BrO
bromite
2
BrO
-1
hypobromite
Remember:
Charge -3
TeO
-2
IO
-1
4
4
 ions with the
telurate
periodate
greater # of
two members in
TeO
-2
IO
-1
iodate
3
3
oxygens: ATE
the ion family
telurite
IO
-1
iodite
2
-1
 ions with the
IO
fewer # of
hypoiodite
oxygens: ITE
Charge -2
Charge -1
 adding
hydrogen in
four members in
front makes
the ion family
BI and reduces
charge by 1

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