The hydrogen bonding is strongest in:

(a) OHS

(b) SHO

(c) FHF

(d) FHO

Concept Questions :-

Hydrogen Bonding
To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


The ionisation energy will be maximum for the process:

(a) BaBa2+

(b) BeBe2+

(c) CsCs+

(d) LiLi+

Concept Questions :-

Ionic Bonding
To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


In which of the process, the bond order increases and magnetic behaviour changes?

(a) N2N2+

(b) C2C2+

(c) NONO+

(d) O2O2+

Concept Questions :-

To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


In piperidine  atom has hybridization:

(a) sp

(b) sp2

(c) sp3

(d) dsp2

Concept Questions :-

Hybridisation
To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


Specify the coordination geometry around and hybridization of N and B atoms in a 1:1 complex of BF3 and NH3:

(a) N: tetrahedral, sp3; B : tetrahedral, sp3

(b) N: pyramidal, sp3; B : pyramidal, sp3

(c) N: pyramidal, sp3; B: planar, sp2

(d) N: pyramidal, sp3; B: tetrahedral, sp3

To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


Assuming 2s-2p mixing is NOT operative, the paramagnetic species among the following is :

(a) Be2

(b) B2

(c) C2

(d) N2

To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


When O2 is adsorbed on a metallic surface, electron transfer occurs from the ,metal to O2. The wrong statements(s) regarding this adsorption is (are): 

(a) O2 is physisorbed 

(b) Heat is released

(c) Occupancy of π*2p of O2 is increased 

(d) Bond length of O2 is increased

Concept Questions :-

Covalent Bonding
To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


Born Haber cycle is used to determine:

(a) lattice energy 

(b) electron affinity 

(c) ionization energy 

(d) either of them 

Concept Questions :-

Covalent Bonding
To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


Select the most ionic and most covalent compounds respectively from the following.

CrO5,Mn2O7,PbO, P4O10, SnO2

(A) CrO5, Mn2O7                                (B)  PbO, Mn2O7

(C) CrO5, P4O10                                 (D) SnO2, CrO5

Concept Questions :-

Acid, Base and Fajan's Rule
To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


The hybridization of atomic orbitals of nitrogen in NO2+, NO3- and NH4+ are :

(A) sp, sp3and sp2 respectively                                  (B) sp, sp2and sp3 respectively

(C) sp2, sp and sp3 respectively                                 (D) sp2, sp3 and sp respectively

Concept Questions :-

Hybridisation
To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level: