RankLab — Learning Adventure

ChemistryMediumNumerical2023 · 08 Apr Shift 2

Q52.The ratio of sigma and π bonds present in pyrophosphoric acid is

What This Question Tests

This question requires drawing the correct Lewis structure of pyrophosphoric acid (H4P2O7) to count the number of sigma and pi bonds accurately.

Concepts Tested

Lewis structureHybridizationSigma and pi bonds

📚 NCERT Sections This Tests

5.12 — Write All The Geometrical Isomers Of [Pt(Nh3)(Br)(Cl)(Py)] And How Many Of

Chemistry Class 11 · Chapter 5

77% match

5.12 Write all the geometrical isomers of [Pt(NH3)(Br)(Cl)(py)] and how many of these will exhibit optical isomers?

5.15 — Discuss The Nature Of Bonding In The Following Coordination Entities On The

Chemistry Class 11 · Chapter 5

77% match

5.15 Discuss the nature of bonding in the following coordination entities on the basis of valence bond theory: (i) [Fe(CN)6] 4– (ii) [FeF6] 3– (iii) [Co(C2O4)3]3– (iv) [CoF6] 3–

5.16 — Draw Figure To Show The Splitting Of D Orbitals In An Octahedral Crystal Field.

Chemistry Class 11 · Chapter 5

77% match

5.16 Draw figure to show the splitting of d orbitals in an octahedral crystal field.

📋 Question Details

Chapter: Chemical Bonding
Topic: Structure of pyrophosphoric acid, Sigma and Pi bonds
Year: 2023
Shift: 08 Apr Shift 2
Q Number: Q52
Type: Numerical
NCERT Ref: Class 12 Chemistry Ch 7: p-block Elements (Group 15)

More from this Chapter

Q83.Which of the following are arranged in an increasing order of their bond strengths ? (1) O−2 < O2 < O+2 < O2−2 (2) O2−2 < O−2 < O2 < O+2 (3) O−2 < O2−2 < O2 < O+2 (4) O+2 < O2 < O−2 < O2−2

2002

Hard

Q84.Which of the following statements is true ? (1) HF is less polar than HBr (2) absolutely pure water does not contain any ions (3) chemical bond formation take place when forces (4) in covalency transference of electron takes place of attraction overcome the forces of repulsion

2002

Medium

Q85.For an ideal gas, number of moles per litre in terms of its pressure P, gas contant R and temperature T is (1) PT/R (2) PRT (3) P/RT (4) RT/P

2002

Medium

Q88.Which one of the following pairs of molecules will have permanent dipole moments for both members? (1) NO2 and CO2 (2) NO2 and O3 (3) SiF4 and CO2 (4) SiF4 and NO2

2003

Medium