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प्रश्न
How is gas collected?
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उत्तर
Gas is collected by the downward displacement of water, since it is
only slightly soluble in water and lighter than air.
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संबंधित प्रश्न
Draw position isomers of butene (C4H8).
How many isomers of the following hydrocarbons are possible?
C3H8
What is homologous series?
Give the names of any three alkyl groups. How are they formed?
Write the composition of the following:
Power alchohol
Write balanced equations to show the preparation of the following:
Ethanoic acid from ethane
Compound A is bubbled through bromine dissolved in carbon tetrachloride, and the product is CH2Br – CH2Br.
\[\ce{A ->[Br2/CCl4] CH2Br - CH2Br}\]
- Draw the structural formula of A.
- What type of reaction has A undergone?
- What is your observation?
- Name (not formula) the compound formed when steam reacts with A in the presence of phosphoric acid.
- What is the procedure for converting the product of (iv) back to A?
Name the following:
Process by which ethane is obtained from ethene.
Give a balanced chemical equation for the following conversion:
Sodium ethanoate to methane.
Name the gas which turns moist red litmus blue.
