MEDIUM
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Which of the following will undergo addition reaction?

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Important Questions on Carbon and its Compounds

EASY
Which of the following molecule can undergo addition reaction?
EASY

Organic compounds are obtained through different chemical reactions.

Complete the following reaction:

CH3CH3 + Cl2  _____ + HCl

EASY
Write down the unit of calorific value of fuel.
MEDIUM
A housewife notices that the cooking vessels she uses are getting blackened. What she can do to prevent this from happening?
MEDIUM

Explain substitution reaction with one example.

EASY

Observe the correlation in the first pair and complete the second pair.

Saturated hydrocarbons : Substitution reactions : : Unsaturated hydrocarbons : _____.

EASY

Organic compounds are obtained through different chemical reactions.

Complete the following reaction:

CH3CH=CHCH3 + HI

EASY
Define hydrogenation and write its industrial application.
MEDIUM
Name the reaction that is commonly used in the conversion of vegetable oils to fat.
MEDIUM
When ethene is burnt in presence of air, it burns with a sooty flame. What is the name of this soot?
EASY

Two organic reactions are given below:

Question Image

(a) Identify the products A and B.

(b) Which type of reaction is (i)?

(c) The product B has industrial values. Give its name and use.

MEDIUM
A mixture of oxygen ethyne is burnt for welding. Explain why a mixture of ethyne is not used?
HARD
Describe the substitution and addition reactions as chemical properties of carbon compounds.
EASY

Name the following:

The residue is left behind when the wood is burnt in a limited supply of air.

EASY
Which of the following hydrocarbons undergo reduction reaction?
MEDIUM

Explain the following property of the carbon compounds with an example.

Addition reaction

HARD
Describe the substitution and addition reactions as chemical properties of carbon compounds.
EASY

Organic compounds are obtained through different chemical reactions.

What is the difference between substitution reactions and addition reactions?

HARD
What is substitution reaction? Explain with example. 
MEDIUM

Incomplete combustion of coal and petroleum:

(A) increases air pollution.

(B) increases efficiency of machines.

(C) reduces global warming.

(D) produce poisonous gases.

The correct option is: