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Question 1
The chemical properties of an element depend upon
Question 2
The temperature at which a solid melts to become a liquid at the atmospheric pressure is called its ___________.
Question 3
Wave number is the number of wavelength that can be accommodated in ___ length
Question 4
Bronze is an alloy of
Question 5
Which one of the following minerals contains mostly silica?
Question 6
Which of the following is an example of sublimation?
I. Dry ice
II. Camphor
III. Ice
I. Dry ice
II. Camphor
III. Ice
Question 7
Amount of water vapour (gaseous) in a given volume of air (cubic metre) is known as:
Question 8
The physical method commonly used to purify sea water is
Question 9
Oxygen has (+) oxidation number only in
Question 10
Which one of the following is also called Stranger Gas?
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Oct 19SSC & Railway