EASY
RRC Group D CBT
IMPORTANT
Earn 100

Ozone is an allotrope of Oxygen, containing atoms of oxygen per molecule instead of two _____.
(a)Three
(b)Four
(c)One
(d)Five

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Important Questions on Chemistry
MEDIUM
RRC Group D CBT
IMPORTANT
Which one of the following is not radioactive?

EASY
RRC Group D CBT
IMPORTANT
Rusting is a special case of corrosion applied to _____.

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RRC Group D CBT
IMPORTANT
The formula for cane sugar is _____.

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Match the following:
List-I (Element) | List- 2 (Nature) |
A. Gold | 1. Liquid metal |
B. Mercury | 2. Solid non-metal |
C. Bromine | 3. Solid metal |
D. Sulphur |
4. Liquid non-metal |
Codes: A B C D

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IMPORTANT
The human body contains about _____.

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IMPORTANT
The simplest hydrocarbon is:

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IMPORTANT
Carbogen is used in:

EASY
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IMPORTANT
Soda-water contains:
