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Chemistry Practice

Xi MCQs

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Showing 41–45 of 50 MCQs

Xi MDCAT XI Complete Chemistry Grand Test #Chemical Equilibrium #Solubility Product

41

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For the equilibrium: Al(OH)₃(s) ⇌ Al³⁺(aq) + 3OH⁻(aq), what is the correct Ksp expression?

Xi MDCAT XI Complete Chemistry Grand Test #Chemical Kinetics #Ester Hydrolysis

42

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The hydrolysis of ethyl ethanoate in excess water is commonly treated as which type of reaction?

Xi MDCAT XI Complete Chemistry Grand Test #Enthalpy and Internal Energy #Thermochemistry & Thermodynamics

43

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For the reaction N₂ + 3H₂ ⇌ 2NH₃, what is the relation between ΔH and ΔE?

Xi MDCAT XI Complete Chemistry Grand Test #Activation Energy #Chemical Kinetics

44

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Which statement is correct for the energy-profile graph shown?

Diagram

Xi MDCAT XI Complete Chemistry Grand Test #Chemical Bonding #Molecular Geometry

45

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What are the hybridizations of C₁ and C₂ in the given structure?

Diagram