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Q. Show reversible and exothermic reaction? The fact that SO 2 , can be oxidised to SO 3 , by air in the presence of platinum catalyst is the basis of the contact process which
Q. Explain about Extraction of metals? Extraction of metals is very often done by complex formation. For example, the cyanide process for the extraction of silver and gold is w
No. of KMnO4 required to oxidise 1 mole of Fe(C2O2) in acidic medium? Solution) 1 mole of KMnO4 is required for oxidation of 1 mole of Fe(C2O2). 2KMno4+2Fe(C2O2)+6H2SO4 = K2S
Q. Describe about states of matter? Under usual conditions matter exists in three different physical forms called the states of matter -solid or liquid or gas. Solid matter
ionization energy
The gas stream from a sulfur burner is composed of 15-mol% SO 2 , 20-mol% O 2 , and 65-mol% N 2 . This gas stream at 1 bar and 680°C enters a catalytic converter, where the SO 2
transition elements form coloured compound. Why?
why standard enthalpy change of Br2(g) is not zero
what are chemical properties of haloarenes?
4Be9+2He4-6C12+0n1
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