MEDIUM
10th CBSE
IMPORTANT
Earn 100

What is observed when bromine water is added to ethene?

Important Questions on Carbon and its Compounds

MEDIUM
10th CBSE
IMPORTANT
Core Science Chemistry>Chapter 4 - Carbon and its Compounds>EXERCISE 4C>Q 9
Complete the following chemical equation:
CH3CH2OH+Na→
MEDIUM
10th CBSE
IMPORTANT
Core Science Chemistry>Chapter 4 - Carbon and its Compounds>EXERCISE 4C>Q 10
The structural formula of an ester is:

Write the molecular formula of the alcohol and the acid from which it would have been formed.
MEDIUM
10th CBSE
IMPORTANT
Core Science Chemistry>Chapter 4 - Carbon and its Compounds>EXERCISE 4C>Q 12
Which gas will be evolved if sodium bicarbonate is added to a solution of tartaric acid?
MEDIUM
10th CBSE
IMPORTANT
Core Science Chemistry>Chapter 4 - Carbon and its Compounds>EXERCISE 4C>Q 1
Give reasons for the following:
(i) Oxidation of ethanol with Cr2O3 produces ethanal while ethanol when oxidised with alkaline KMnO4 produces ethanoic acid.
(ii) Alcohol supplied for industrial purposes is mixed with copper sulphate.
MEDIUM
10th CBSE
IMPORTANT
Core Science Chemistry>Chapter 4 - Carbon and its Compounds>EXERCISE 4C>Q 2
Complete the following equations and write the names of the products formed:
(i)
(ii)
MEDIUM
10th CBSE
IMPORTANT
Core Science Chemistry>Chapter 4 - Carbon and its Compounds>EXERCISE 4C>Q 3
Explain giving reasons: Detergents, made up of molecules, in which branching is minimum, are preferred these days.
MEDIUM
10th CBSE
IMPORTANT
Core Science Chemistry>Chapter 4 - Carbon and its Compounds>EXERCISE 4C>Q 4
Name the products obtained and the chemical equations for oxidation of ethanol to different stages.
MEDIUM
10th CBSE
IMPORTANT
Core Science Chemistry>Chapter 4 - Carbon and its Compounds>EXERCISE 4C>Q 5
i)Explain the cleansing action of soaps.
ii)An organic compound A is a constituent of antifreeze. The compound on heating with oxygen forms another compound “B” that has a molecular formula C2H4O2. Identify the compound “A” and “B”. Write the chemical equation of the reaction that takes place to form the compound “B”.