Advertisements
Advertisements
प्रश्न
Answer the following.
Name two gases which deplete ozone layer.
Advertisements
उत्तर
Nitrogen oxide (NO) and chlorofluorocarbons are two gases that deplete the ozone layer (freons).
संबंधित प्रश्न
How is dioxygen prepared in the laboratory from KClO3?
What happens when lead sulfide reacts with ozone \[\ce{O3}\]?
Discuss the structure of sulfur dioxide.
Answer the following.
Draw structures of XeF2.
Answer the following.
How are xenon fluorides XeF2, XeF4 and XeF6 obtained? Give suitable reactions.
Answer the following.
How are XeO3 and XeOF4 prepared?
Answer the following.
Describe the structure of the Ozone. Give two uses of ozone.
O2 molecule is ______.
The number of covalent bonds present in sulfuric acid:
Draw resonance hybrid structure of SO2 in two canonical forms.
Which of the following is also called as nitrogen sesquioxide?
In ozone molecule the formal charge on the central oxygen atom is ______.
Which of the following statements is INCORRECT?
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?
High concentration of which of the following in the atmosphere leads to stiffness of flower buds which eventually fall off from plants?
Identify the element that forms amphoteric oxide.
What will be the formula of an oxide of iodine (atomic mass = 127) which contains 25.4 g of iodine and 8g of oxygen?
Write any two characteristics of interhalogen compounds.
Write the reaction of the following with concentrated H2SO4:
KNO3
Write the reaction of the following with concentrated H2SO4:
CaF2
What are the basic oxides? Explain with an example.
Calculate the oxidation state of S in oleum
Mention the value of the bond angle in SO2.
