Login
Subject: Chemistry, asked on 9/6/18

Q15.
Ans: option 4.
How?
Q.55. For which of the elements of different groups, the change in nonpolar covalent radii is maximum ?
(1) Groups 1 and 2
(2) Groups 14 and 15
(3) Groups 16 and 17
(4) Groups 17 and 18

Subject: Chemistry, asked on 14/12/17

The correct order of radius for
Al,Ge,Pb,Sn,B

Subject: Chemistry, asked on 13/11/17

The five successive ionization energies of the element are 800, 2427, 3658, 25024 and 32824 kJ mol–l
respectively. The number of valence electrons is:
(A) 3                  (B) 5                  (C) 4                      (D) 2

Subject: Chemistry, asked on 10/10/17

1st one
Q.1. Which of the following is not a Dobereiner triad ?
(a) Cl, Br, I
(b) Ca, Sr, Ba
(c) Li, Na, K
(d) Fe, Co, Ni

Subject: Chemistry, asked on 30/3/17

how will you obtain the folloeing form benzene:[1]hexachlorobenzene

Subject: Chemistry, asked on 30/3/17

how will you obtain the following form benzene.
1]glyoxal[2]BHC
 

Subject: Chemistry, asked on 30/3/17

explain the structure of acetylene

Subject: Chemistry, asked on 25/3/17

How will you prepare
Na2co3
Nahco3
Caco3

Subject: Chemistry, asked on 21/2/17

What is meant by electron density?also why is electron density poor in d and f orbitals?

Subject: Chemistry, asked on 5/12/16

What has more lattice energy amongst
BaO and SrO
Please explain..

Subject: Chemistry, asked on 19/11/16

why Cu+ is more polarisble than Na+?

Subject: Chemistry, asked on 19/11/16

Why mercury chloride is more covalent than cadmium and zinc chloride?

Subject: Chemistry, asked on 12/8/16

What will be the answer?

Subject: Chemistry, asked on 6/8/16

Please explain this immediately, ma'am / sir.

Subject: Chemistry, asked on 6/8/16

Please please explain this immediatelyy.

34567
What are you looking for?