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Explain and Define standard feat of formation
Ans) The amount of heat liberated of absorbed when single mole of compound is formed in its standard state from its elements in their standard state is known as standard heat of formation ( Hf *)
Three power plants have been suggested that operate at these efficiencies. Plant Power Plant Efficiency (%) I 81
what is the magnetic behaviour of metal carbonyls
sodium does not react with a) Carbon b) Nitrogen c) Hydrogen d)both a an b
Aromatic compounds are compounds having one or more benzene rings in it . These compounds satisfies the huckel''s rule. Huckel''s rule:- Compounds contain 4n+2 pi electrons are ar
what is this
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 are the conditions for heat to transfer?
electrolysis laws by michael faraday and how they helped him to find particle nature of electricity??
verify the law of multiple proportions for an element X, which forms oxides having percentages of X equal to 77.4%, 63.2%,69.6% and 72.0%
Why the kmno4 is colored.?
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