In chemistry we

1
In chemistry we..
Learn about cations and anions.
2

NH
4
Cation, Ammonium
3
Cr

Cation, Chromium (III)
4
Ca

Cation, Calcium
5
Anion, Hydroxide
OH
-
6

Mg
Cation, Magnesium
7
Cation, Mercury (II)

Hg
8
- - -
PO
4
Anion, Phosphate
9
Anion, CrO4---
Chromate
10
Cation, Barium
Ba

11
Cr

In chemistry we..


Mg
NH
4
Ca

OH
-
- - -
PO

4
Hg
Chromate
Ba

Learn about cations and anions.
12
We also learn about the elements and make element
cards.
H 1 hydrogen 1.0079 s1

s
13
We use math to help us understand the chemistry
that we can not see.
Ptotall-PH2OPdryn gas
V2V1 x P1 1 P2
V2 V1 x P1 x T2
1 P2 T1
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we do labs