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How to find atomicity
How many grams are in 4.5 moles of carbon?
What is hydrometallurgy
during the process of extraction of pure copper from copper pyrite,SiO2 acts as acidic flux which combines with iron oxide(FeO) to form iron silicate(FeSiO3). CuFeS2 + heat ---> Cu
Electronic configuration of H - is : (1) 1s 0 (2) 1s 1 (3)1s 2 (d) 1s 1 , 2s 1 Ans: 1s 2
The electronic configuration of calcium ion ( Ca2 + ) is: (1) 1s 1 , 2s 2, 2p 6 , 3s 2 , 3p 6 , 4s 2 (2) 1s 1 , 2s 2 , sp 6 , 3s 2 , 3p 6 , 4s 1
about occurence,properties of the following metal copper.gold,mercury
why C-12 is taken as standard for atomic mass?
what are the chemical properties of colloids
Application of mesomeric effect (A) Low reactivity of vinyl halides and aryl, (B) The acidic behavior of carboxylic acids, (C) Basic character comparison of aniline and e
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