d and f-Block ElementsEasy
Question
The solid laboratory reagent ′A′ gives the following reactions -
(i) It imparts green colour to the flame
(ii) Its solution does not give a precipitate on passing H2S
(iii) When it is heated with solid K2Cr2O7 and concentration H2SO4, a red gas is evolved. When this gas passed into aqueous solution of NaOH, turns it yellow -Identify ′A′
(i) It imparts green colour to the flame
(ii) Its solution does not give a precipitate on passing H2S
(iii) When it is heated with solid K2Cr2O7 and concentration H2SO4, a red gas is evolved. When this gas passed into aqueous solution of NaOH, turns it yellow -Identify ′A′
Options
A.PbCl2
B.BaCl2
C.NaCl
D.None of these
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