Indicators Flashcards
1
Q
What colour does litmus go
A
red for acid, blue for alk
2
Q
What colour does Methyl Orange go
A
red for acid, yellow for alk
3
Q
What colour does Pheno go
A
colourless for acid, pink for alk
4
Q
How to investigate neutralization
A
Universal indicator, dip hcl acid on, then add more calcium hydroxide, repeat steps
5
Q
How to prep hydrated copper sulphate crystals
A
sulfuric acid, heat in bath, add copper oxide, swirl and add more, filter, evaporate, leave
6
Q
How to make insoluble salt
A
lead nitrate and potassium iodiine, then filter
