Tests For Gases And Anions RP Flashcards
1
Q
Chlorine
A
Bleaches litmus red then white
2
Q
Oxygen
A
Will relight a glowing splint
3
Q
CO2
A
Turns calcium hydroxide (limewater) cloudy
4
Q
Hydrogen
A
A squeaky pop from a lit splint
5
Q
Carbonates
A
React with dilute acid
Add to limewater
See if CO2 is formed
6
Q
Sulfates
A
Add HCl and barium chloride (couple of drops each)
It will form a white precipitate or BaSO4 if présent
7
Q
Halides
A
Add nitric acid and silver nitrate ( couple of drops each)
Cl- white precipitate (silver chloride)
Br- cream precipitate (silver bromide)
I- yellow precipitate (silver iodide)