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Q. Show the Purification of Metals? The metals obtained by metallurgical processes still have some impurities which persist from the ore or are derived from the flux or the fue
What is the equation for the reaction of sodium nitroprusside with a ketone
what is law of defenit propotion
What are the Stages of heat treatment process All heat treatment processes comprises 3-main steps: (i) Heating of metal/alloy to the predetermined (definite) temperature.
#question50 ml of a mixture of NH3 and H2 was completely decomposed by sparking into nitrogen and hydrogen. 40 ml of Oxygen was then added and the mixture was sparked again. After
Which one is the electronic configuration of Fe +2 : (1) 1s 2, 2s 2 , 2p 6 , 3s 2 , 3p 6 , 3d 6 (2) 1s 2 , 2s 2 , 2p 6 , 3s 2 , 3p 4 , 4s 2 (3) 1s 2 , 2s 2 ,
When sodium and chlorine reacts then: (1) Energy is released and ionic bond is formed (2) Energy is released and a covalent bond is formed (3) Energy is absorbed and ioni
what is dipole moment?
types of electromeric effect
Sedimentation: The process of allowing w ater to stand undisturbed in big tanks for some time in order to facilitate the settling down of the course suspended particles due to th
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