ACID + ALKALI Flashcards
(11 cards)
1
Q
Litmus
A
Red (acid) ——> blue (alkali)
2
Q
Phenolpthalein
A
Colourless (acid) —-> pink (alkali)
3
Q
Methyl orange
A
Red (acid) ——> yellow (alkali)
4
Q
Solubility table
A
THE BIG 3- potassium, sodium, ammonium
NEVER- all nitrates are soluble
CHOOSE- most chlorides are soluble (except lead + silver)
SEVENOAKS- most sulfates are soluble (except barium, calcium, lead)
CAUSE- most carbonates are insoluble (except the big 3)
OHIO- most hydroxides are insoluble (except the big 3, and sparingly calcium)
5
Q
Acids in terms of protons
A
Acids are proton DONORS
6
Q
Bases in terms of protons
A
Bases are proton ACCEPTORS
7
Q
Acid + metal
A
Salt + hydrogen
8
Q
Acid + base
A
Salt + water (neutralisation)
9
Q
Acid + metal carbonate
A
Salt + water + carbon dioxide
10
Q
A
11
Q
What are alkalis
A
Bases that are soluble in water
