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Question 1
Atomic number of the element is equal to _____.
Question 2
The material used in the manufacture of lead pencil is
Question 3
Choose the correct statement:
Question 4
The aluminium surface is 'anodized'. This mean _____ is deposited.
Question 5
Nuclear fallout contains
Question 6
Acid rain is caused by_____.
Question 7
Which one out of the following helps in burning?
Question 8
The term reactor referred to in waste water treatment is
Question 9
Catalytic converters are generally made from
Question 10
Choose the incorrect statement pertaining to organic compounds
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Mar 11SSC & Railway
