Chemical Formulae Test Y10 Flashcards
(23 cards)
1
Q
Carbon Dioxide
A
CO2
2
Q
Ammonia
A
NH3
3
Q
Water
A
H2O
4
Q
Methane
A
CH4
5
Q
Ethane
A
C2H6
6
Q
Ethene
A
C2H4
7
Q
Hydrogen Chlorine
A
HCl
8
Q
Hydrogen Bromide
A
HBr
9
Q
Hydrogen Iodine
A
HI
10
Q
Alkali Metal + Water –>
A
Alkali Metal + Water –> Metal Hydroxide + Hydrogen
11
Q
Halogens reactivity
A
Increseases as you go up
12
Q
Alkali metal reactivity
A
Increases as you go down
13
Q
Reactivity series
A
K - Potassium Na -Sodium Li -Lithium Ca - Calcium Mg - Magnesium Al - Aluminium Zn - Zinc Fe - Iron H - Hydrogen Cu - Copper Ag -Silver Au - Gold Pt - Platinum
14
Q
Metal + Acid –>
A
Metal + Acid –> Salt + Hydrogen
15
Q
Metal(High Reactivity) + Water –>
A
Metal(High Reactivity) + Water –> Metal Hydroxide + Hydrogen
16
Q
Metal(Low Reactivity) + Water –>
A
Metal(Low Reactivity) + Water –> Metal Oxide + Hydrogen
17
Q
Ammonium
A
NH4 +1
18
Q
Sulphate
A
SO4 -2
19
Q
Carbonate
A
CO3 -2
20
Q
Nitrate
A
NO3 -1
21
Q
Hydroxide
A
OH -1
22
Q
Hydrogen Carbonate
A
HCO3 -1
23
Q
Diatomic molecules
A
- Hydrogen, Nitrogen, Oxygen, Flourine, Chlorine, Bromine, Iodine
- H2, N2, O2, F2, Cl2, Br2, I2
