In which molecule does the chlorine atom has positive partial charge? 

(1) HCl

(2) BrCl 

(3) OCl2

(4) SCl2

Subtopic:  Covalent Bond |
 76%
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NEET 2023 - Target Batch - Aryan Raj Singh
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The incorrect order of lattice energy among the following set is:

1. AlF3>MgF2         

2. Li3N>Li2O

3. NaCl>LiF           

4. TiC>ScN

Subtopic:  Lattice & Hydration Energy |
 64%
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NEET 2023 - Target Batch - Aryan Raj Singh
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Which of the following set of species have planar structures?

(a) I3-, CH3, CLO3-, SiF62-

(b) I3+, ICl4-, Al2Cl6, TeCl4

(c) SCl2, N2O5, SF4,XeOF4

(d) I2Cl6, XeF2, BrF4-

Subtopic:  Hybridisation |
 51%
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NEET 2023 - Target Batch - Aryan Raj Singh
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Both NSiH33 and NHSiH32compounds have trigonal planer skeleton. Incorrect statement about both compound is :

(1) SiNSi bond angle in NHSiH32 > SiNSi bond angle in NSiH33

(2) N-Si bond length in NHSiH32>N-Si bond length in NSiH33

(3) N-Si bond length in NHSiH32<N-Si bond length in NSiH33

(4) Back bonding strength in NHSiH32> Back bonding strength in NSiH33

Subtopic:  Types of Chemical Bond |
 51%
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NEET 2023 - Target Batch - Aryan Raj Singh
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Which ionic compound has the largest amount of lattice energy?

(a) NaF                      (b)AlF3 
 (c)AIN                       (d)MgF2

Subtopic:  Lattice & Hydration Energy |
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NEET 2023 - Target Batch - Aryan Raj Singh
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The incorrect statement regarding OSiH32 and OCl2 molecule is/are:

(1) The strength of back bonding is more in OSiH32 molecule than OCl2 molecule

(2) SiOSi bond angle in OSiH32 is greater than ClOCl bond angle in OCl2

(3) The nature of back bond in both molecules is 2pσ3dπ

(4) Hybridisation of central Oatom in both molecules is same

Subtopic:  Hybridisation |
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NEET 2023 - Target Batch - Aryan Raj Singh
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Which of the following compound have the same no. of lone pair with their central atom?

(i) XeF5-              

(ii) BrF3                 

(iii) XeF2                     

(iv) H3S+               

(v) Triple Methylene     

options are as follows :        

(1) (iv) and (v)                                     

(2) (i) and (iii) 

(3) (i) and (ii)                                     

(4) (ii) (iv), (v)

Subtopic:  Hybridisation |
 71%
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NEET 2023 - Target Batch - Aryan Raj Singh
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The incorrect order of the force of attraction among the given species is :

1. HI > HBr> Cl2

2. CCl4>CH2Cl2>CH3Cl>CH4

3. n- Pentane > iso-Pentane > neo-Pentane

4. OH2>OCH32>OBr2

Subtopic:  Polarity | van der Waal Force & Hydrogen Bonding |
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
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NEET 2023 - Target Batch - Aryan Raj Singh

The "O-N-O" bond angle is maximum in:

(a) N2O       (b)NO2+   
 CNO2-    (d) NO3-

Subtopic:  V.S.E.P.R & V.B.T |
 77%
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NEET 2023 - Target Batch - Aryan Raj Singh
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Among following molecule NSi bond length is shortest:

(1) N(SiH3)3                           

(2) N(SiH3)2

(3) NH2(SiH3)                         

(4) All have equal NSi bond length

Subtopic:  Hybridisation |
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NEET 2023 - Target Batch - Aryan Raj Singh
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