Class Test 10 June Chemistry Pg 27-45 Flashcards
1
Q
H2O
A
Water
2
Q
CH4
A
Methane
3
Q
NH4
A
Ammonium
4
Q
PH3
A
Phosphine
5
Q
NO
A
nitric oxide
6
Q
N2O
A
nitrous oxide (“laughing gas”)
7
Q
OH
A
hydroxide
8
Q
CO3
A
carbonate
9
Q
NO3
A
Nitrate
10
Q
NH3
A
Ammonia
11
Q
SO4
A
sulphate
12
Q
PO4
A
phosphate
13
Q
NO2
A
nitrite
14
Q
SO3
A
sulphite
15
Q
ClO3
A
Chlorate
16
Q
CO3 valency
A
2
17
Q
SO4 valency
A
2
18
Q
NO3 Valency
A
1
19
Q
ClO3 Valency
A
1
20
Q
PO4 Valency
A
3
21
Q
OH Valency
A
1
22
Q
What is the law of conservation of matter
A
Matter cannot be created or destroyed.
23
Q
Definition of a compound
A
2 or more atoms of different elements are chemically bonded together in a fixed ratio
