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Question 1
Vinegar is an aqueous solution of which among the following?
Question 2
The process of disintegration of a heavy nucleus is called ______.
Question 3
Which among the following fertilizers contains the highest percentage of nitrogen
Question 4
Freon is used as____.
Question 5
A mixture of carbon monoxide and hydrogen is called______.
Question 6
Heavy water is called so because it contains
Question 7
Acid rain is caused by_____.
Question 8
How many groups and periods are there in the Modern Periodic Table?
Question 9
Which one among the following is a solid lubricant?
Question 10
The concept of ‘Carbon credit’ originated from :
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Jan 30SSC & Railway