GOC, Rxn. Mech.(rest on SN)

Question 1

What are organic compounds

Answer 1

Hydrocarbons and their derivatives are called organic compounds.
All those compounds that are derived from organisms are called organic compounds. (Primitive definition).

Question 2

Who gave vital force theory?

Answer 2

Berzellius.

It stated that there is a mysterious force in living things due to which tehy are able to synthesise organic compounds.

Question 3

First organic compound synthesized in lab was

Answer 3

Urea [NH2-C=O-NH2] or (NH2)2-C=O

By a scientist named ‘Wohler’.

Question 4

Who synthesised

a) acetic acid
b) methane

Answer 4

Kolbe synthesised acetic acid.

Berthelot synthesised methane.

Question 5

What is first point difference rule?

Answer 5

If many substituents appear at equal distances from both sides the this rule is used.
Acc. To this numbering should be done in such a way that the carbon with more no. Of substituents gets the lowest number.

Question 6

Wurtz rxn is for

Answer 6

Alkyl halides in presence of Na, Et20,Δ

R-X ———>R-R + X-X + R-X (major)

Question 7

Aryl-halides ———> dimer of aryl
In presence of Na, Δ .
This rxn is k/a

Answer 7

Fitting rxn. E.gs

Ph-Cl ——> Ph-Ph In presence of Na, Δ

Question 8

Ulmann rxn is

Answer 8

Wurtz rxn but Cu in place of Na i.e

Question 9

Use of Zn in place of Na in wurtz rxn is another rxn called

Answer 9

Frankland rxn.

Et-Cl ——> Et-Et In presence of Zn, Δ