Preliminary Tests- Dry Heating Flashcards
0
Q
Colourless gas., suffocating smell
A
SO2 gas, SO2 -3
Turns acidified K2Cr2O7 solution or paper GREEN
1
Q
Colourless gas , rotten egg smell
A
H2s gas , s2-,
Turns lead acetate paper black
2
Q
Colourless gas, pungent smell
A
Hcl gas , Cl-
White fumes with NH3
White ppt with AgNO3 solution