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प्रश्न
How will you identify?
Sulphur dioxide gas
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उत्तर
It is a colourless gas with a smell of burnt sulphur. It turns moist blue litmus paper red and finally bleaches it.
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संबंधित प्रश्न
What is the name given to the salts of sulphurous acid?
Write a balanced chemical equation for each of the following reactions :
Action of dilute sulphuric acid on zinc sulphide.
Complete the following equations :
S + conc.HNO3 →
Name the following:
Solution obtained by dissolving sulphur trioxide in 98% sulphuric acid.
Name two other acids other than sulphuric acid, which can be prepared by using sulphuric acid.
HCl, HNO3 and H2SO4 are formulae of three compounds. Which of these compounds has the highest boiling point and which has the lowest?
Sulphuric acid is manufactured by the contact process.
Name the chemical used to dissolve SO3 and also name the product formed. Give all the main reactions to this process.
Sulphuric acid is manufactured by the contact process
Name a gas that can be oxidized to sulphur.
The following is the typical property of dilute acid. Complete it by inserting suitable words:
\[\ce{Active metal + Acid -> \underline{\phantom{.......}} + \underline{\phantom{.......}}}\]
The following is the typical property of dilute acid. Complete it by inserting suitable words:
\[\ce{Base + Acid -> \underline{\phantom{.......}} + \underline{\phantom{.......}}}\]
