Testing for positive ions (cations)

Savannah Mhonda

Subdecks (3)

Reaction with excess NH3
CHEM 1 > mod 5 > 5.3.2 qualitative analysis > Testing for positive ions (cations)
2 cards
Reaction with excess OH- (NaOH)
CHEM 1 > mod 5 > 5.3.2 qualitative analysis > Testing for positive ions (cations)
1 card
Precipitation Reactions with sodium hydroxide and ammonia
CHEM 1 > mod 5 > 5.3.2 qualitative analysis > Testing for positive ions (cations)
13 cards

Cards (18)

Test for ammonium ion NH4+ , by reacting with warm NaOH(aq) forming NH3 gas
Ammonia gas can be identified by its pungent smell or by turning red litmus paper blue