Advertisements
Advertisements
Question
What are hydrocarbons? Give one example.
Advertisements
Solution
Organic compounds containing hydrogen along with carbon are known as hydrocarbons.
Example: Ethene, Methane
APPEARS IN
RELATED QUESTIONS
Give other two names of ethanol.
Match the formulae in group A with appropriate names from group B:
Group A: CH3COOH, CH3CHO, CH3OH
Group B: Ethanol, Methanol, Ethanal, Ethanoic acid
Three organic compounds A, B and C have the following molecular formulae:
- C4H8O2
- CH10O
- С4H8O
- Which compound contains an alcohol group? Write its name and structural formula.
- Which compound contains a carboxyl group? Write its name and structural formula.
- Which molecular formula can represent an aldehyde as well as a ketone? Write the names and structural formulae of the aldehyde and ketone represented by this molecular formula.
What happens when ethanol is heated with concentrated sulphuric acid at 170°C? Write the equation of the reaction which takes place.
How is ethanol prepared by fermentation?
Give the lab. Prepared of ethyl alcohol .
Vinegar is prepared by the bacterial oxidation of ______.
List in tabular form three physical and two chemical properties on the basis of which ethanol and ethanoic acid can be differentiated.
Write a chemical reaction to show the dehydration of ethanol.
how can we prepare ethane by reduction of a halogen compound?
How does ethanol reacts with metallic sodium.
From the given list, name the compound with –COOH as part of its structure.
State how the following conversion can be carried out:
Ethyl alcohol to ethene.
3 mL of ethanol is taken in a test tube and warmed gently in a water bath. A 5% solution of alkaline potassium permanganate is added to the first drop by drop to this solution, then in excess.
- How is a 5% solution of KMnO4 prepared?
- State the role of alkaline potassium permanganate in this reaction. What happens on adding it in excess?
- Write the chemical equation of this reaction.
Complete the following activity.
| Boiling point of ethanol | → | |
| General name of ethanol | → | |
| Use of ethanol | → | |
| Boiling point of ethanoic acid | → | |
| Melting point of pure ethanoic acid | → |
Rectified spirit is an aqueous solution that contains about ______ of ethanol.
How is ethanol manufactured from sugarcane?
How would you bring about the following conversions? Name the process and write the reaction involved.
What is the role of concentrated Sulphuric acid when it is heated with Ethanol at 443 K. Give the reaction involved.
Give the balanced chemical equation of the following reaction:
Oxidation of ethanol by acidified potassium dichromate.
