C2 Chemistry - state symbols and reactions to form salts Flashcards
1
Q
what does the symbol ( s ) mean?
A
solid
2
Q
( l )?
A
liquid
3
Q
( g )?
A
gas
4
Q
(aq)
A
aqueous - dissolves in water
5
Q
what can be used to make salts?
A
neutralisation
6
Q
what are hydroxides?
A
they dissolve in water to create colourless solutions
7
Q
what happens when an acid reacts with a hydroxide?
A
product of salt + water is formed
8
Q
what do you notice when an acid and hydroxide reacts? 2 things
A
there is a temperature rise
the pH of the reaction mixture changes
9
Q
what are metal carbonates?
A
they are not soluble
10
Q
what happens when an acid reacts with a metal carbonate?
A
it makes the product salt + water + co2
