Advertisements
Advertisements
प्रश्न
Write balanced chemical equations for action of potassium permanganate on: Hydrogen
Advertisements
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?
Bond angle in `PH_(4)^(+)` is higher than that in PH3. Why?
How is nitrogen prepared in the laboratory? Write the chemical equations of the reactions involved.
Give the resonating structure of N2O5.
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
Account for the following :
Bond angle in NH+4NH4+ is higher than NH3.
Tendency to show –3 oxidation state decrease from Nitrogn (N) to Bismuth (Bi).
Nitrogen is relatively inactive element because ____________.
Pick out the wrong statement.
Pure nitrogen is prepared in the laboratory by heating a mixture of:
Which of the following oxides is neutral?
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?
Which of the following can be used as anesthesia?
A deep brown gas is formed by mixing two colourless gases which are:
The laughing gas is ____________.
Which of the following elements can be involved in pπ – dπ bonding?
Assertion: \[\ce{HNO3}\] makes iron passive.
Reason: \[\ce{HNO3}\] forms a protective layer of ferric nitrate on the surface of iron.
Which oxide of nitrogen is obtained on heating ammonium nitrate at 250°C?
Heating white phosphorus with conc. NaOH solution gives mainly ______.
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.
