What do you mean by permissible level, Q. What do you mean by Permissible l...

Q. What do you mean by Permissible level ? To regulate and enforce safety about the use of these synthetic colours and dyes PFA, 1954 has covered their use in part IV comprisin

Define hoffman reaction, Hofmann elimination, also called as Exhaustive met...

Hofmann elimination, also called as Exhaustive methylation, is a process where an amine is reacted to create a tertiary amine and an alkene by treatment with excess methyl iodide f

Mole fraction, The mole fraction of solute and solvent is equal to

The mole fraction of solute and solvent is equal to

Thermodaenamics,

Sub atomic particles, Describe discovery of sub atomic particles

Describe discovery of sub atomic particles

Prove that process is irreversible, The second law states that
where dS ≥ ...

The second law states that
where dS ≥ dQ/T for a reversible process and dS = dQ/T for an irreversible process.   a.  Show that since dW 12 = -dW 21 (dW reverse = -dW forwar

Chemical bonding of elements, give 2 examples of compounds that are bonded ...

give 2 examples of compounds that are bonded in the following ways (a) Hydrogen bonding (b)Vander waal forces (c) Co-ordinate covalent bonding. Explain with the aid of diagram how

Organic chemistry, what are alkanes

what are alkanes

Basic radicals, effect on human body.

effect on human body.

Determine unpaired d-electrons, Which of the following has more unpaired  ...

Which of the following has more unpaired  d-electrons: (1)  Zn +                  (2) Fe 2+                          (3) N 3+                         (4) Cu + An