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Addition catalysed by base - Aldehydes and Ketones
In the existence of a base one equivalent of an alcohol reacts along with only one equivalent of the carbonyl compound. The product acquired is termed as hemiacetal (in case of aldehyde) and hemiketal (in case of ketone). The reaction is opposite. There is generally equilibrium among reactants and product.
Orbital angular momentum for a d-electron is: (1) 6h/ 2Π (2) √6/ 2 Π (3) 12 h/ 2Π (4) √12h/ 2Π Ans: √6/ 2 Π
Which statement is not correct for n=5, m=3: (1) l=4 (2) l=0, 1.3, s =+1/2 (3) l= 3 (4) All are correct Ans:l=4
sometimes we put a coordinate bond or sometimes we put a double bond in between s and a nonprotonated o atom in the structure of h2so4.is there any diifference in between these two
How acidic character varies in s block elements
Chemical formula for calcium pyrophosphate is ca 2, P 2 O 1. The formula for ferric pyrophosphate will be: (1) Fe 3 (P 2 O 1 ) 3
An element have atomic weight 40 and it's electronic configuration is 1s 2 , 2s 2 , 2p 6 , 3s 2 , 3p 6 . Then its atomic number and number of neutrons will be: (1) 18 and 22
whats is surfactant and its applications in cloud point extraction ?
Why does Ferric Chloride shows color?
oxidation state of p-block elements?
Criteria for determining the purity of organic compounds
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