Acids and Alkalis Flashcards
(10 cards)
1
Q
Name common acids
A
HCL - Hydrochloric acid
H2SO4 - Sulfuric acid
HNO3 - Nitric acid
CH3COOH - Ethanoic acid
2
Q
What can bases be?
A
- Metal oxides
- Metal carbonates
- Alkalis
3
Q
What does an acid + alkali produce?
A
Salt + water
4
Q
How can an acid and alkali be written?
A
Acid - H+
Alkali - OH-
5
Q
What is oxidation?
A
- The addition of oxygen
- Loss of elections
- Increase in oxidation number
6
Q
What is reduction?
A
- Loss of oxygen
- Gain of electrons
- Decrease in oxidation number
7
Q
How can we remember oxidation and reduction?
A
OIL RIG
Oxidation is loss of electrons
Reduction is gain of elections
8
Q
What does a metal + acid produce?
A
Salt + hydrogen
9
Q
Define titration
A
A technique were an acid and alkali are added together until they neutralise one another
10
Q
What can titration be used to find?
A
The concentration and volume of one solution or the find out the reacting volume of the other solution
