The composition of ‘Golden spangles’ is
(a) PbCrO4 (b) PbI2
(c) As2S3 (d) BaCrO4
PbI2 is yellow and is called golden spangles.
In borax bead test, which of the following compound is formed
Which of the following combines with Fe (II) ions to form abrown complex
(a) N2O (b) NO(c) N2O3 (d) N2O5
Brown ring test with (FeSO4.. NO)
A brown ring appears in the test for