The correct order of strength of H-bond in the following compound?

(a) H2O>H2O2>HF>H2S

(b)HFH2O2>H2O>H2S

(c)HF>H2O>H2S>H2O2

(d)HF>H2O2>H2O>H2S

  

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:


Molecule having non-polar as well as polar bonds but the molecule as a whole is polar:

(a) S2F2 

(b) N2O4

(c) Si2H6                                           

(d) I2Cl6

Concept Questions :-

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

Difficulty Level:


Choose the correct statement regarding SeOCl2 molecule:

(a) it does not contain plane of symmetry

(b) 'Cl-Se^-Cl' bond is greater than 'Cl-Se^-O' bond angle

(c) Lone pair has greater than 33.3% s-character

(d) Central atom used one d-orbital in bonding

Concept Questions :-

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

Difficulty Level:


Which of the following compounds can form H-bonding with each other? 

(a) CH3 COOH and H2O

(b) Phenol and CH4

(c) CHF3 and acetone

(d) PH3 and HF

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:


Which of the following species has polar and non-polar bonds but molecule as a whole is non-polar?

(a) S2O32-                                              (b) (SCN)2

(c) Be2Cl4                                              (d) Si2H6

Concept Questions :-

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

Difficulty Level:


Which of the following compound is planar and non-polar?

(a) Xe O4

(b) Sf4

(c) Xe f4

(d) Cf4

Concept Questions :-

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

Difficulty Level:


The incorrect statement(s) regarding CX3 species is:

(a) If electronegativity of surrounding element 'X' is less than 2.5, then central carbon atom used almost 33% s-character in their hybrid bonding orbitals

(b) If electronegativity of surrounding element 'X' is more than 2.5, then central carbon atom used almost 25% s-character in their hybrid bonding orbitals

(c) If 'X' is 'F', then species should be polar and pyramidal

(d) If 'X' is H, then species should be polar and planar

Concept Questions :-

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

Difficulty Level:


H2O has a net dipole moment while BeF2 has zero dipole moment because :

(a) F is more electronegativity than oxygen 

(b) Be is more electronegativity than oxygen 

(c) H2O  molecule is linear and BeF2 is bent 

(d) BeF2 molecule is linear and H2O is bent

Concept Questions :-

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

Difficulty Level:


Which of the following overlops is incorrect (assuming Z axis internuclear axis)?

(A) 2py +2pyπBond formation        (B) 2px+2pxσBond formation

(C) 3dxy+3dxyπ Bond formation        (D) 2s+2pyπBond formation

(E)3dxy+3dxyδBond formation             (F)2pz+2pzσ Bond formation

(a) A,B,C                      (b) C,F

(c) B,E                         (D) B,C,D

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

Difficulty Level:


How many sigma bonds are in a molecule of diethy either,C2H5OC2H5

(a) 14          (b) 12         (c) 8          (d) 16

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

Difficulty Level: