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प्रश्न
Write balanced chemical equations for action of potassium permanganate on Warm conc. sulphuric acid
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उत्तर
4KMnO4+6H2SO4→2K2SO4+4MnSO4+6H2O+5O2
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संबंधित प्रश्न
Why does NO2 dimerise?
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
Explain why Mn2+ ion is more stable than Mn3+? (Given : Mn→ Z=25)
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).
The statement true for \[\ce{N^-_3}\] is ____________.
Which of the following statements is not correct for nitrogen?
Nitrogen is relatively inactive element because ____________.
Pick out the wrong statement.
Among the 15th group elements, as we move from nitrogen to bismuth, the pentavalency becomes less pronounced and trivalency becomes more pronounced due to:
Pure nitrogen is prepared in the laboratory by heating a mixture of:
Which of the following oxides is neutral?
The bonds present in N2O5 are ____________.
Which of the following oxides of nitrogen reacts with FeSO4 to form a dark brown compound?
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?
On heating lead nitrate forms oxides of nitrogen and lead. The oxides formed are ______.
Name three oxoacids of nitrogen. Write the disproportionation reaction of that oxoacid of nitrogen in which nitrogen is in +3 oxidation state.
HCl is added to following oxides. Which one would give H2O2
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.
