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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
Q. Explain the working of chemical cell ? Ans. A chemical cell can be set up by dipping two different metals in an electrolyte and connecting the two metals with an external
write a short notes on borozole
ALKALI AND ALKALINE EARTH METALS FORM ONLY 1+ AND 2+ IONS RESPECTIVELY.EXPLAIN
The spectrum of He is expected to be similar to: (1) H (2) Li + (3) Na (4) He + Ans: Li +
Synthetic Rubber - Classification of Rubber The synthetic rubber is acquired by polymerising specific organic compounds that may have properties identical to rubber and some w
Classify each reaction and give the name of all the chemical formula involved for each number. 1. Na2CO3(s) + SiO2(s) ? Na2SiO3(l) + CO2(g) 2. 2 Mg(NO3)2(s) ? 2 Mg(NO2)2(s) + O2
properties of oxidation
how many methods to remove color impurities in chemical compounds?
Q. Complexation Behaviour of Group 13? As compared to the elements of Groups 1 and 2, elements of Group 13 show a greater tendency of complex formation. Because of lack of d-or
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