Find the degree of dissociation and hydrogen ion molality, For the dissocia...

For the dissociation equilibrium of formic acid, HCO 2 H(aq) ↔ H + (aq) + HCO 2 - (aq), the acid dissociation constant at 298.15K has the value K a = 1.77 *10 -4 . (a) Find t

Chlorine is electron, Although cholrine is electoon withdrawing group.yet i...

Although cholrine is electoon withdrawing group.yet it is ortho nd para directing in electrophilic aromatic substitution reactants.why? Ans) Halogens are an exception of the dea

Metallic bonding,

Organic chemistry, Convert formic acid to acetic acid

Convert formic acid to acetic acid

TGA, principle and application

principle and application

Electromagnetism, What is electromagnetism

What is electromagnetism

The electronic configuration of calcium ion, The electronic configuration o...

The electronic configuration of calcium ion  ( Ca2 + )  is: (1) 1s 1 , 2s 2, 2p 6 , 3s 2 , 3p 6 , 4s 2           (2) 1s 1 , 2s 2 , sp 6 , 3s 2 , 3p 6 , 4s 1

Energy of second bohr orbit of the hydrogen atom & energy, The energy of se...

The energy of second Bohr orbit of the hydrogen atom is -328 kJ mol-1, hence the energy of fourth Bohr orbit would be: (1) - 41 kJ mol -1 (2) -1312 kJ mol -1   (3) -164

Fajans rule, fajan rule state that large size highly negative charged ion ...

fajan rule state that large size highly negative charged ion form covalent bond

Similar principle quantum number, Describe why shielding is more effective ...

Describe why shielding is more effective by electrons in a shell of lower principle quantum number than by electrons having the similar principle quantum number.