Acid Radicals Grp 2 Tests For Cl‐ Flashcards
1
Q
NaCl+ H2SO4 heat
A
HCl+ Na2SO4
2
Q
MnO2 HCl heat
A
MnCl2+ Cl2 +H2O
3
Q
What is the colour of Cl2?
A
Greenish yellow
4
Q
NaCl + AgNO3 mention ppt colour too
A
AgCl(white)
5
Q
What does AgCl give on reaction with aq NH3
A
[Ag(NH3)2]+
6
Q
Write the series of reactions in chromyl chloride test with ppt and solution colours
A
NaCl + K2Cr2O7 + Con H2SO4–(heat)—–>CrO2Cl2(red brown)——-(NaOH)——->Na2CrO4
(Yellow)
—(Pb(CH3COO-)2/H+——->PbCrO4
(Yellow ppt)
7
Q
Do the chlorides of Hg show chromyl chloride test? If yes, why ? If not why?
A
They donot owing to their slight ionization
8
Q
Does full conversion to CrO2Cl2 occur with chlorides of Pb, Ag, antimony and tin?
A
No only partial conversion occurs
