Hydrogen and its compoundHard
Question
Ammonium dichromate is some fireworks. The green coloured powder blown in the air is :
Options
A.CrO3
B.Cr2O3
C.Cr
D.CrO(O2)
Solution
Ammonium dichromate decomposes as follows when ignited.
(NH4)2Cr2O7
Cr2O3 + N2 + 4H2O
green powder (Chromium sesquioxide)
(NH4)2Cr2O7
Cr2O3 + N2 + 4H2Ogreen powder (Chromium sesquioxide)
Create a free account to view solution
View Solution FreeMore Hydrogen and its compound Questions
In the following sequence of the reactions, what is D ?...Which of the following solution contains approximately equal hydrogen ion concentration....The longest wavelength line in lyman series of hydrogen spectrum is :-...Zinc-copper couple that can be used as a reducing agent is obtained by :...The aqueous solution of the follwoing salts will be coloured in the case fo :...