Advertisements
Advertisements
Question
The list of some organic compounds is given below:
Ethanol, ethane, methane, ethyne and ethene
From the above list, name a compound:
Which has vapour density 14 and turns acidic potassium permanganate colourless?
Advertisements
Solution
Ethene
APPEARS IN
RELATED QUESTIONS
Identify the substance underlined, in the following case
An organic compound containing – COOH functional group
Why are organic compounds studies as a separate branch of chemistry?
Draw position isomers of butene (C4H8).
Give the structural formula of the following functional group:
Alcohols
What are the products obtained by heating ethane in:
(a) Excess of air
(b) Absence of air
(c) Air in presence of copper and 120atm pressure
(d) Air with molybdenum oxide at 100 atm pressure.
Ethanol can be converted into ethene which can be changed into ethane. Choose the correct word or phrase from the options to complete the following sentence.
The catalyst used in the conversion of ethene to ethane is commonly ______.
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?
Give reason for the following :
Methane does not undergo addition reaction, but ethane does
Equation for that reaction when compound A is bubbled through bromine dissolved in carbon trtrachloride is as follows :
DIAGRAM
Draw the structure of A.
Give the structural formula of the following organic compound:
Methanal
