Nonstoichiometry, Whereas a pure molecular species has a definite stoichiom...

Whereas a pure molecular species has a definite stoichiometry, this is not often true for solids. Defects in crystals will include vacancies (atoms missing from their expected site

Composition of nucleic acids - biomolecules, Composition of Nucleic acids ...

Composition of Nucleic acids Nucleic acids such as proteins and carbohydrates are polymer. The simple units which make up the nucleic acid are known as nucleotides. Nucleotides

S block element ., discuss the structure of beryllium chloride Becl2.

discuss the structure of beryllium chloride Becl2.

What are enzyme cofactors , Some enzymes require other associated molec...

Some enzymes require other associated molecules to work. These molecules are known as enzyme cofactors and they can be, for example, organic ions, like mineral salts, or organic mo

NMR, Shielding of proton by electrons

Shielding of proton by electrons

Ethanol used as an solvent in substitution reactions, why is ethanol used a...

why is ethanol used as an solvent in substitution reactions? ethanol is used as an solvent because it is soluble in water and also it is more reacive.... Ethanol is used u

Number of unpaired electrons in a chromic ion, The number of unpaired elect...

The number of unpaired electrons in a chromic ion Cr 3+ (atomic number = 24) is: (1) 6        (2) 4        (3) 3        (4) 1 Ans: 3

stability of carbocations in benzene ring, how to find stability of carboc...

how to find stability of carbocations in benzene ring..??? and how how to find optically inactive isomers  ??? (say of--C2H5Cl) how to find the weakest C-X (carbon-halogen bond in

Internal conditioning methods of water,

Determing formula compound when atomic masses, On analysis, a certain compo...

On analysis, a certain compound was found to contain iodine and oxygen 254 gm in the ratio of   of iodine and 80 gm  of oxygen. The atomic mass of iodine is 127 and that of oxygen