The least polar bond is present in which of the following?

1. O-F 2. P-F
3. Si-N 4. B-F

Subtopic:  Polarity |
 60%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Select correct statement(s) :

(1) Acidic strength of HBr>HCl but reverse is true for their reducing property 

(2) Basic strength of PH3>AsH3 but reverse is true for their bond angle

(3) Dipole moment of CH3Cl>CH3F but reverse is true for their HC^H bond angle

(4) Ka1 of fumaric acid is higher than maleic acid but reverse is true for their Ka2

Subtopic:  Acidic, Basic Character & Fajan's Rule |
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

Which set contains only covalently bonded molecules?

(1) BCl3 , SiCl4 ,PCl3

(2) NH4Br , N2H4,HBr

(3) I2 ,H2S , NAI

(4) Al2,O3 , AS4

Subtopic:  Covalent Bond |
 71%
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

In which of the following species, d-orbitals having xz and yz two nodal planes involved in hybridization of central atom?

(a) IO2F2-                                  (b) ClF4-

(c) IF7                                       (d) None of these 

Subtopic:  Hybridisation |
 62%
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

Select pair of compound in which both have differant hybridization but have same molecular geomatery:

(1)  BF3,BrF3       

(2) ICI2,BeCI2   

(3)BCI3,PCI3   

(4) PCI3,NCI3

Subtopic:  Hybridisation |
 62%
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

Which molecule does not exist?

1. OF2

2. OF4

3. SF2

4. SF4

Subtopic:  Covalent Bond |
 79%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

The species having no pπ-pπ bond but has a bond order equal to that of O2

(a) CIO-3     

(b) PO43-   

(c)SO42-   

(d) XeO3

Subtopic:  M.O.T |
 57%
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

Which pair of atom form strongest ionic bond?

(1) Al and As

(2) Al and N

(3) Al and Se

(4) AL and O

Subtopic:  Ionic Bond |
 57%
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

The correct order of increasing s-character (in percentage) in the hybrid orbitals of the following molecules/ions is:

(i) \(\mathrm{CO}^{2-}_3\)
(ii) \(\mathrm{XeF}_4\)
(iii) \(\mathrm{I}^-_3\)
(iv) \(\mathrm{NCl}_3\)
(v) \(\mathrm{BeCl}_2\)
 
1. (ii)<(iii)<(iv)<(i)<(v) 2. (ii)<(iv)<(iii)<(v)<(i)
3. (iii)<(ii)<(i)<(v)<(iv) 4. (ii)<(iv)<(iii)<(i)<(v)


Subtopic:  Hybridisation |
 70%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
Links
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

The total number of possible resonance forms for the nitrate ion, (NO3-) is: 

1. 1 2. 2
3. 3 4. 4
Subtopic:  Resonance & Nature of Compounds |
 75%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
Links
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh