SolidsCrystalline Solids486Choose the best answerA crystalline solid characteristically has:AA sharp melting pointBNo melting pointCA completely disordered structureDNo long-range order Like 0 Discuss 0Share
Sindh MDCAT 2022 Chemistry#Alcohols and Phenols#Phenols487Choose the best answerQ.94 Phenol when subjected to nitration produces:Ao-nitro phenolBp-nitrophenolCo-nitro phenol & m-nitrophenolDo-nitro phenol & p-nitro phenol Like 0 Discuss 0Share
Alkyl HalidesSN1 Reaction488Choose the best answerWhich condition most strongly favors an SN₁ reaction?APrimary alkyl halide in a polar aprotic solventBMethyl halide with a strong nucleophileCTertiary alkyl halide in a polar protic solventDPrimary alkyl halide with a strong base Like 2 Discuss 0Share
Chemical equilibrium 01Chemical equilibrium #Kc489Choose the best answerFor 2SO₂(g) + O₂(g) ⇌ 2SO₃(g), which expression represents Kc?A[SO₂]²[O₂] / [SO₃]²B[SO₃]² / [SO₂]²[O₂]C[SO₃] / [SO₂][O₂]D[SO₃]² / [SO₂][O₂] Like 0 Discuss 0Share
UHS MDCAT 2024 Chemistry#Classification of Organic Compounds#Fundamental Principles of Organic Chemistry490Choose the best answerHomocyclic organic compounds are sub divided into two types namely:AAlicyclic and AromaticBAlkenes & AlkynesCAromatic and Non aromaticDSaturated & Unsaturated Like 1 Discuss 0Share