CBSE Class 11-science Answered
Write : (a) molecular formula, (b) electron dot formula
and (c) structural formula of ethene (ethylene).
2. The molecules of alkene family are represented by a
general formula CnH2n. Answer the following:
(a) What do n and 2n signify ?
(b) What is the name of alkene when n = 4?
(c) What is the molecular formula of alkene when
n= 4?
(d) What is the molecular formula of the alkene if there
are ten H atoms in it ?
(e) What is the structural formula of the third member
of the alkene family?
(f) Write the molecular formula of lower and higher
homologous of an alkene which contains four carbon
atoms.
3. (a) Distinguish between the saturated hydrocarbon
ethane and the unsaturated hydrocarbon ethene by
drawing their structural formulae.
(b) Draw the structures of isomers of butene and write
their IUPAC names.
4. Give a balanced equation for the lab. preparation of
ethylene. How is the gas collected ?
Asked by rajk1001990 | 25 Jan, 2020, 11:03: AM
Expert Answer
(a) Molecular formula: C2H4
(b) Electron dot structure:
(c) Structural formula:
Answered by Ramandeep | 28 Jan, 2020, 11:11: AM
Concept Videos
-
Cis and trans isomers of alkene
This video disscuss about the cis and trans isomers of alkene. -
Preparation of alkene by dehydrohalogenation of alkyl h ...
This video explains preparation of alkene by dehydrohalogenation of alkyl h... -
Preparation of alkene by partial reduction of alkynes ...
This video explains preparation of alkene by partial reduction of alkynes. -
Saytzeff rule
This video explains the application of Saytzeff rule. -
Preparation of alkene from acidic dehydration of alcoho ...
This video explains preparation of alkene from acidic dehydration of alcoho...
CBSE 11-science - Chemistry
Asked by Manpreetsingh669933 | 13 Apr, 2020, 01:39: PM
ANSWERED BY EXPERTCBSE 11-science - Chemistry
Asked by debupatel8899 | 06 Feb, 2020, 07:04: AM
ANSWERED BY EXPERTCBSE 11-science - Chemistry
Asked by Topperlearning User | 23 Jul, 2014, 10:39: AM
ANSWERED BY EXPERTCBSE 11-science - Chemistry
Asked by Topperlearning User | 23 Jul, 2014, 10:52: AM
ANSWERED BY EXPERTCBSE 11-science - Chemistry
Asked by Topperlearning User | 23 Jul, 2014, 10:55: AM
ANSWERED BY EXPERTCBSE 11-science - Chemistry
Asked by Topperlearning User | 23 Jul, 2014, 10:57: AM
ANSWERED BY EXPERTCBSE 11-science - Chemistry
Asked by Topperlearning User | 01 Jun, 2016, 01:50: PM
ANSWERED BY EXPERTCBSE 11-science - Chemistry
Asked by Topperlearning User | 23 Jul, 2014, 11:20: AM
ANSWERED BY EXPERTCBSE 11-science - Chemistry
Asked by Topperlearning User | 23 Jul, 2014, 11:28: AM
ANSWERED BY EXPERT
