Advertisements
Advertisements
प्रश्न
Write balanced chemical equations for action of potassium permanganate on: Hydrogen
उत्तर
\[\ce{2KMnO4 + 3H2 -> 2MnO2 + 2KOH + 2H2O}\]
APPEARS IN
संबंधित प्रश्न
Pb(NO3)2 on heating gives a brown gas which undergoes dimerisation on cooling? Identify the gas
Why does NO2 dimerise?
What is the covalence of nitrogen in N2O5?
How is nitrogen prepared in the laboratory? Write the chemical equations of the reactions involved.
Explain why NH3 is basic while BiH3 is only feebly basic.
Which of the following is a basic oxide?
(A) SiO2
(B) P4O10
(C) MgO
(D) Al2O3
Write balanced chemical equations for action of potassium permanganate on Warm conc. sulphuric acid
The statement true for \[\ce{N^-_3}\] is ____________.
Pick out the wrong statement.
Pure nitrogen is prepared in the laboratory by heating a mixture of:
The bonds present in N2O5 are ____________.
In which one of the following oxides of nitrogen, one nitrogen atom is not directly linked to oxygen?
Which of the following oxides of nitrogen reacts with FeSO4 to form a dark brown compound?
Which oxide of nitrogen is obtained on heating ammonium nitrate at 250°C?
A deep brown gas is formed by mixing two colourless gases which are:
The laughing gas is ____________.
Assertion: \[\ce{HNO3}\] makes iron passive.
Reason: \[\ce{HNO3}\] forms a protective layer of ferric nitrate on the surface of iron.
HCl is added to following oxides. Which one would give H2O2
Which oxide of nitrogen is obtained on heating ammonium nitrate at 250°C?
Assertion: Nitrogen and oxygen are the main components in. the atmosphere but these do not react to form oxides of nitrogen.
Reason: The reaction between nitrogen and oxygen requires high temperature.
