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प्रश्न
Answer the following.
Name two gases which deplete ozone layer.
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उत्तर
Nitrogen oxide (NO) and chlorofluorocarbons are two gases that deplete the ozone layer (freons).
संबंधित प्रश्न
Ozone layer is depleted by ______.
How is dioxygen prepared in the laboratory from KClO3?
Answer the following.
What happens when nitric oxide reacts with ozone.
Draw structures of XeF6.
What are interhalogen compounds?
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:
Select the INCORRECT statement.
Identify the INCORRECT match.
In ozone molecule the formal charge on the central oxygen atom is ______.
Find the CORRECT statement.
\[\ce{I2_{(g)} + H2S_{(g)} -> 2HI_{(g)} + S_{(s)}}\]
In resonance hybrid of ozone molecule, O-O bond length is ____________.
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?
What will be the formula of an oxide of iodine (atomic mass = 127) which contains 25.4 g of iodine and 8g of oxygen?
Give reason:
Bleaching action of ozone is also called dry bleach.
Write the reaction of the following with concentrated H2SO4:
NaCl
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.
Industrial method of preparation of dioxygen.
