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Question 1
Which one among the following polymers is used for making bullet-proof material?
Question 2
Which one among the following substances evolved heat when dissolved in water?
Question 3
Aspirin is a _______.
Question 4
Solid carbon Dioxide is known as ____________.
Question 5
A polymer which is used for making ropes and carpet fibres is ________.
Question 6
A bioenergy source obtained by fermentation to supplement fossil fuel petrol is
Question 7
Neutrons were discovered by?
Question 8
Metal tea pots have wooden handles because __________.
Question 9
Cooking vessels have wooden or bakelite handles because
Question 10
Which of the following acids serves as an electrolyte in a lead storage battery?
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Nov 28SSC & Railway
