Advertisements
Advertisements
प्रश्न
How is dioxygen prepared in the laboratory from KClO3?
Advertisements
उत्तर
Dioxygen is prepared by heating potassium chlorate (KClO3) in the presence of the catalyst, MnO2.
\[\ce{\underset{Potassium chlorate}{2KClO_{3(s)}} ->[Heat][MnO2] 2KCl_{(s)} + \underset{Dioxygen}{3O_{2(g)}}}\]
संबंधित प्रश्न
What happens when lead sulfide reacts with ozone \[\ce{O3}\]?
Draw structures of XeF6.
Draw the structure of XeO3
Answer the following.
Draw structures of XeOF4
Answer the following.
How are XeO3 and XeOF4 prepared?
Answer the following.
Describe the structure of the Ozone. Give two uses of ozone.
What is the O−S−O bond angle in SO2?
Which of the following molecule does not contain oxygen?
Which among the following oxides of nitrogen is called nitrogen sesquioxide?
Which of the following is also called as nitrogen sesquioxide?
In ozone molecule the formal charge on the central oxygen atom is ______.
In resonance hybrid of ozone molecule, O-O bond length is ____________.
Which among the following oxides is amphoteric in nature?
What is the colour of gaseous ozone?
Which one is amphoteric oxide?
High concentration of which of the following in the atmosphere leads to stiffness of flower buds which eventually fall off from plants?
Give reason:
Bleaching action of ozone is also called dry bleach.
Write any two characteristics of interhalogen compounds.
Write the reaction of the following with concentrated H2SO4:
NaCl
Write the reaction of the following with concentrated H2SO4:
KNO3
Write the reaction of the following with concentrated H2SO4:
CaF2
Calculate the oxidation state of S in oleum
Electrolytic method of preparation of dioxygen.
Industrial method of preparation of dioxygen.
What is oxide?
