10. ORGAMIC & INORGANIC CHEMISTRY

Question 1

Methylpropane is an isomer of

Answer 1

n-butane

Question 2

The property of catenation is
predominant in _

Answer 2

Carbon

Question 3

Which of the following has a
strong fruity fragrance

Answer 3

Ethyle Acetate

Question 4

Cyanides is the only compound that

Answer 4

contains carbon but isn’t organic

Question 5

Which of the following is a sweet
smelling substance

Answer 5

Esters

Question 6

Saturated hydrocarbons

Answer 6

compounds containing only single
covalent bonds which are also known as alkanes

Question 7

The three-carbon molecules
broken down from six-carbon
molecules of glucose during the first step in the process of nutrition in all organisms is called

Answer 7

Pyruvate

Question 8

What is the bond angle (in
degrees) in the structure of a benzene molecule?

Answer 8

120

Question 9

Who among the following gave
the “Law of Octaves”?

Answer 9

Newlands

Question 10

In his periodic table, Mendeleev
could NOT assign a correct position to

Answer 10

Hydrogen

Question 11

How many elements are there in
the periodic table such that for every element name there is a single alphabet that symbolically represents it

Answer 11

14

Question 12

Noble gas belongs to which of
the following groups of the periodic
table

Answer 12

18

Question 13

Which scientist arranged the
Periodic Table of Elements in the
order of increasing atomic
masses

Answer 13

Dmitri Mendeleev