Chemistry of HydrocarbonsSulphonation of Benzene186Choose the best answerThe electrophilic species used in sulphonation of benzene is:ASO₂BSO₃CSO₄²⁻DHSO₃⁻ Like 1 Discuss 0Share
SINDH MDCAT 2018 Chemistry#Benzene & Aromatic Compounds#Orientation Effect187Choose the best answerWhich one of the following is NOT a meta directing group? (Sindh MDCAT 2018)ACOOHBSO₃HCCHODOH Like 0 Discuss 0Share
MDCAT Chemistry Past Paper 2023#Classification of Organic Compounds#Fundamental Principles of Organic Chemistry188Choose the best answerOrganic compounds are classified into: (MDCAT 2023)ACarbon compounds and non-carbon compoundsBOpen chain and closed chain compoundsCHomocyclic and heterocyclic compoundsDAromatic and cyclic compounds Like 0 Discuss 0Share
LiquidsDensity of Ice189Choose the best answerIce is less dense than liquid water at:A0°CB4°CC−4°CD2°C Like 0 Discuss 0Share
Chemical equilibrium 01Chemical equilibrium #Kc190Choose the best answerFor A(g) + B(g) ⇌ C(g), Kc = 2. At equilibrium [A] = 1 mol L⁻¹ and [B] = 3 mol L⁻¹. Calculate [C].A1 mol L⁻¹B2 mol L⁻¹C3 mol L⁻¹D6 mol L⁻¹ Like 0 Discuss 0Share