Tests For G2 NaOH Flashcards
1
Q
What is the reagent for the group 2 metal cation test?
A
Dilute NaOH
2
Q
BaCl2 + NaOH ->
A
Colourless solution
3
Q
CaBr2 + NaOH ->
A
Slight white precipitate
4
Q
MgCl2 + NaOH ->
A
Slight white ppt
5
Q
StCl2 + NaOH ->
A
Slight white ppt
6
Q
BaCl2 + XS NaOH ->
A
Colourless solution
7
Q
CaBr2 + XS NaOH ->
A
Slight white ppt
8
Q
MgCl2 + XS NaOH ->
A
White ppt
9
Q
StCl2 + NaOH ->
A
Slight white ppt
10
Q
What trend does this test help you identify?
A
Trend in solubility of group 2 hydroxides
11
Q
What is the trend in g2 hydroxide solubilities
A
More soluble down the group
