Forum

Carbon and its Compounds

Write the structural formulae of all the isomers of hexane

06/11/2024

Science

10th

Carbon and its Compounds

Unsaturated hydrocarbons contain multiple bonds between the two C-atoms and show addition reactions. Give the test to distinguish ethane from ethene

06/11/2024

Science

10th

Carbon and its Compounds

Catenation is the ability of an atom to form bonds with other atoms of the same element. It is exhibited by both carbon and
silicon. Compare the ability of catenation of the two elements. Give reasons.

06/11/2024

Science

10th

Carbon and its Compounds

In electron dot structure, the valence shell electrons are represented by crosses or dots.
(a) The atomic number of chlorine is 17. Write its electronic configuration
(b) Draw the electron dot structure of chlorine molecule

06/11/2024

Science

10th

Carbon and its Compounds

Carbon, Group (14) element in the Periodic Table, is known to form compounds with many elements. Write an example of a compound formed with
(a) chlorine (Group 17 of Periodic Table)
(b) oxgygen (Group 16 of Periodic Table)

06/11/2024

Science

10th

Carbon and its Compounds

Ethene is formed when ethanol at 443 K is heated with excess of concentrated sulphuric acid. What is the role of sulphuric acid in
this reaction? Write the balanced chemical equation of this reaction

06/11/2024

Science

10th

Carbon and its Compounds

A gas is evolved when ethanol reacts with sodium. Name the gas evolved and also write the balanced chemical equation of the reaction involved.

06/11/2024

Science

10th

Carbon and its Compounds

Intake of small quantity of methanol can be lethal. Comment.

06/11/2024

Science

10th

Carbon and its Compounds

How is ethene prepared from ethanol? Give the reaction involved in it.

06/11/2024

Science

10th

Carbon and its Compounds

Name the functional groups present in the following compounds
(a) CH3COCH2CH2CH2CH3
(b) CH3CH2CH2COOH
(c) CH3CH2CH2CH2CHO
(d) CH3CH2OH

06/11/2024

Science

10th