When chloroform is exposed to air and sunlight, it gives 1) Carbon tetrachloride 2) Carbonyl chloride 3) Mustard gas 4) Lewsite
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Iodoform is formed on warming I2 and NaOH with 1) C2H5OH 2) CH3OH 3) HCOOH 4) C6H6
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In an electroplating experiment, m gm of silver is deposited when 4 ampere of current flows for 2 minute. The amount (in gm) of silver deposited by 6 ampere of current for 40 second will be ...
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If pressure of a gas contained in a closed vessel is increased by 0.4% when heated by 1°C, the initial temperature must be 1) 250 K 2) 2500 K 3) 250°C ...
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Gas at a pressure Po in contained is a vessel. If the masses of all the molecules are halved and their speeds are doubled, the resulting pressure P will be equal to 1) ...