StoichiometryLimiting Reagent and Mole–Mole Stoichiometry431Choose the best answerFor the reaction: 2A + 3B → 4C 3 mol A and 5 mol B are mixed. How many moles of C are formed?A8 molB5 molC6 molD6.67 mol Like 0 Discuss 0Share
Chemical KineticsRate of Appearance of Products432Choose the best answerFor the reaction 2A ⇌ 4B + C, the concentration of B increases by 5 × 10⁻³ mol L⁻¹ in 10 s. The rate of appearance of B is:A5 × 10⁻⁴ mol L⁻¹ s⁻¹B5 × 10⁻³ mol L⁻¹ s⁻¹C6 × 10⁻⁵ mol L⁻¹ s⁻¹D4 × 10⁻⁴ mol L⁻¹ s⁻¹ Like 0 Discuss 0Share
Chemical BondingElectron-Pair Geometry and Molecular Shape433Choose the best answerWhich species has different molecular geometry and electron-pair geometry?ASO₃BSnCl₂CCO₂DBF₃ Like 0 Discuss 0Share
Atomic Structure STBAtomic Structure MCQs (STB)#Atomic Structure#Bohr Model434Choose the best answerAn electron falls from E₂ to the lower level E₁. What is the energy of the emitted photon?AE₁ − E₂BE₂ − E₁CE₁ + E₂DE₂/E₁ Like 0 Discuss 0Share
LiquidsIntermolecular Forces and Boiling Point435Choose the best answerAmong substances A, B and C with IMF strength A < B < C, which has the lowest expected boiling point?AABBCCDAll are equal Like 0 Discuss 0Share