Equations - Unit 1 Topic 5 Flashcards
1
Q
What are 7 diatomic elements?
A
Bromine
Chlorine
Fluorine
Hydrogen
Iodine
Nitrogen
Oxygen
2
Q
What is valency?
A
Combining power of an atom/ion
Number of electrons an electron has to give away/get
3
Q
What do you call an ionic compound with 1 non-metal & a cation
A
-ide
4
Q
What do you call an ionic compound with 1 non-metal, a cation & oxygen?
A
- ate
- ite
5
Q
If an ionic compound includes a hydroxide, what do you call it?
A
Hydroxide
6
Q
Where are the reactants & products?
A
Left
Right
7
Q
Metal + acid->
A
Salt + hydrogen
8
Q
Metal oxide + acid ->
A
Salt + water
9
Q
Metal hydroxide + acid ->
A
Salt + water
10
Q
Metal carbonate + acid ->
A
Salt + water + carbon dioxide
11
Q
Metal + water
A
Metal hydroxide + hydrogen
12
Q
Metal + oxygen
A
Metal oxide
13
Q
Metal + halogen
A
Metal halide
14
Q
Ammonia formula?
A
NH3
15
Q
Nitric acid formula
A
HNO3
