Chemical Bonding and Molecular Structure

Bromine trifluoride autoionizes to form BrF2 and BrF4 . The shapes of the cation and anion are respectively and .

1. bent, square planar
2. linear, square planar
3. bent, see-saw
4. linear, tetrahedral

SF4 is isostructural with : Choose the correct answer from the options given below :

1. C Only
2. C and E Only
3. A and D Only
4. B and E Only

Match List-I with List-II according to shape. Choose the correct answer from the options given below :

1. A-II, B-III, C-I, D-IV
2. A-III, B-II, C-IV, D-I
3. A-II, B-III, C-IV, D-I
4. A-II, B-I, C-III, D-IV

Identify the molecule (X) with maximum number of lone pairs of electrons (obtained using Lewis dot structure) among HNO3, H2SO4, NF3 and O3. Choose the correct bond angle made by the central atom of the molecule (X).

1. 107
2. 102
3. 120
4. 116

Which statements are NOT TRUE about XeO2F2? Choose the correct answer from the options given below :

1. B, D and E Only
2. B and D Only
3. B, C and E Only
4. A and D Only

Given below are two statements : In the light of the above statements, choose the correct answer from the options given below:

1. Both Statement I and Statement II are true
2. Statement I is true but Statement II is false
3. Statement I is false but Statement II is true
4. Both Statement I and Statement II are false

Match the List I with List II. Choose the correct answer from the options given below:

1. A-IV, B-III, C-II, D-I
2. A-III, B-IV, C-I, D-II
3. A-II, B-I, C-IV, D-III
4. A-III, B-IV, C-II, D-I

Given below are two statements: In the light of the above statements, choose the most appropriate answer from the options given below:

1. Both Statement I and Statement II are correct
2. Both Statement I and Statement II are incorrect
3. Statement I is correct but Statement II is incorrect
4. Statement I is incorrect but Statement II is correct

A molecule with the formula AX4Y has all its elements from p-block. Element A is rarest, monoatomic, non-radioactive from its group and has the lowest ionization enthalpy value among A, X and Y. Elements X and Y have first and second highest electronegativity values respectively among all the known elements. The shape of the molecule is:

1. Pentagonal planar
2. Square pyramidal
3. Trigonal bipyramidal
4. Octahedral

The molecules having square pyramidal geometry are

1. BrF5 & PCl5
2. SbF5 & PCl5
3. BrF5 & XeOF4
4. SbF5 & XeOF4

The number of molecules/ions that show linear geometry among the following is . SO2, BeCl2, CO2, N3-, NO2, F2O, XeF2, NO2+, I3-, O3

The correct increasing order for bond angles among BF3, PF3 and ClF3 is :

1. BF3 = PF3 < ClF3
2. BF3 < PF3 < ClF3
3. ClF3 < PF3 < BF3
4. PF3 < BF3 < ClF3

Match List I with List II Choose the correct answer from the options given below:

1. A-II, B-IV, C-I, D-III
2. A-III, B-I, C-IV, D-II
3. A-IV, B-III, C-I, D-II
4. A-III, B-IV, C-I, D-II

Match List I with List II Choose the correct answer from the options given below:

1. A-III, B-II, C-IV, D-I
2. A-III, B-IV, C-II, D-I
3. A-II, B-IV, C-III, D-I
4. A-II, B-III, C-I, D-IV

Match List I with List II Choose the correct answer from the options given below:

1. A-II, B-III, C-I, D-IV
2. A-III, B-I, C-II, D-IV
3. A-IV, B-I, C-III, D-II
4. A-III, B-IV, C-II, D-I

Match List I with List II. Choose the correct answer from the options given below :

1. (A)-(I), (B)-(IV), (C)-(III), (D)-(II)
2. (A)-(IV), (B)-(I), (C)-(II), (D)-(III)
3. (A)-(I), (B)-(III), (C)-(II), (D)-(IV)
4. (A)-(IV), (B)-(III), (C)-(II), (D)-(I)

The number of species from the following that have pyramidal geometry around the central atom is S2O32-, SO42-, SO32-, S2O72-

1. 4
2. 3
3. 2
4. 1

The number of molecules/ion/s having trigonal bipyramidal shape is . PF5, BrF5, PCl5, [PtCl4]2-, BF3, Fe(CO)5

Match List I with List II. Choose the correct answer from the options given below :

1. A-I, B-II, C-IV, D-III
2. A-IV, B-III, C-I, D-II
3. A-III, B-IV, C-I, D-II
4. A-II, B-I, C-III, D-IV

The molecule / ion with square pyramidal shape is

1. PCl5
2. [Ni(CN)4]2-
3. PF5
4. BrF5

Number of compounds with one lone pair of electrons on central atom amongst following is . O3, H2O, SF4, ClF3, NH3, BrF5, XeF4