5th Test – 3rd Batch Mock Test SeriesBy abdulslambsn@gmail.com / July 25, 2025 5th Test – 3rd Batch Mock Test Series Your Good Name: Your City: Email: 1. Ionic bonds are formed due to: Sharing of electrons Transfer of electrons Overlap of orbitals Formation of dipoles None 2. Overlap of orbitalsWhich bond is strongest among the following? Ionic Covalent Hydrogen Triple covalent None 3. In NaCl, the force of attraction between ions is: Covalent Dipole-dipole Electrostatic Metallic None 4. Covalent bonds are directional due to: Crystal lattice Electron cloud symmetry Overlap of atomic orbitals Ionic character None 5. Which of the following has polar covalent bonds? O₂ H₂ HCl Cl₂ None 6. Which species has a coordinate covalent bond? NH₃ CH₄ NH₄⁺ H₂O None 7. The octet rule is not obeyed by: CCl₄ H₂O BF₃ CO₂ None 8. Which hybridization occurs in BeCl₂? sp³ sp² sp dsp³ None 9. The molecule with sp³ hybridization and no lone pair is: NH₃ CH₄ H₂O CO₂ None 10. Bond angle in NH₃ is approximately: 90° 109.5° 107° 104.5° None 11. The geometry of BF₃ is: Trigonal pyramidal Tetrahedral Linear Trigonal planar None 12. Which molecule has a linear shape? CO₂ NH₃ CH₄ H₂O None 13. Sigma (σ) bond is formed by: Sideways overlap Head-on overlap Nuclear attraction Electron transfer None 14. π (Pi) bond is formed in: H-H Cl-Cl C=C NaCl None 15. Which molecule contains both ionic and covalent bonds? H₂O NH₄Cl CH₄ NaF None 16. The bond order in O₂ is: 1 2 3 2.5 None 17. Which of the following is the most electronegative element? Oxygen Nitrogen Chlorine Fluorine None 18. In metallic bonding, electrons are: Shared between atoms Transferred Free to move in a sea of electrons Confined to one atom None 19. Which of the following states has neither definite volume nor shape? Solid Liquid Gas Plasma None 20. The pressure of a gas is due to: Collision of gas molecules with each other Volume of container Collision of gas molecules with walls Mass of the gas None 21. Which gas law relates pressure and volume at constant temperature? Charles’ Law Boyle’s Law Gay-Lussac’s Law Avogadro’s Law None 22. Charles’ law states that: P ∝ V V ∝ T V ∝ P P ∝ T None 23. At STP, one mole of an ideal gas occupies: 11.2 dm³ 22.4 dm³ 24 dm³ 1 dm³ None 24. In ideal gases, the intermolecular forces are: Strong Moderate Negligible Variable None 25. Which gas shows maximum deviation from ideal behavior? He H₂ NH₃ O₂ None 26. The unit of pressure in SI is: atm Torr mmHg Pascal None 27. The boiling point of a liquid increases with: Decrease in pressure Increase in temperature Increase in external pressure Decrease in volume None 28. Evaporation causes: Increase in temperature Decrease in temperature No change in temperature Increase in boiling point None 29. Which property is used in barometer for measuring atmospheric pressure? Surface tension Capillary action Density of liquid Column height of mercury None 30. Gases are highly compressible because: They have strong forces Their particles are closely packed Their particles are far apart They are heavy None 31. Van der Waals equation corrects the ideal gas equation by accounting for: Molecular motion Temperature Volume of particles and intermolecular forces Atomic radius None 32. Which liquid property causes the formation of droplets? Viscosity Surface tension Density Polarity None 33. Real gases behave ideally at: High pressure and low temperature Low pressure and high temperature Low pressure and low temperature High pressure and high temperature None 34. The escape of gas through a pinhole is called: Diffusion Effusion Compression Evaporation None 35. The density of a gas is calculated using: P = nRT/V D = PM / RT D = RT / PM V = nRT / P None 1 out of 4 Thanks For Submitting Your Quiz !!