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Question 1
In steel alloy, what is the minimum percentage of chromium content by mass?
Question 2
The chemical that is used to ripen mangoes is_______ .
Question 3
What is a brown coal?
Question 4
Which isotopes of hydrogen has no neutron?
Question 5
Acetic acid on decarboxylation gives
Question 6
Which of the following nuclear particle have no mass and no charge but only spin ?
Question 7
The increasing abundance of greenhouse gases in the atmosphere has led to the following effects except
Question 8
Glass is a?
Question 9
Which is the heaviest metal among the following?
Question 10
Phosphorus is kept in water because
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Mar 12SSC & Railway
