UHS MDCAT 2024 Chemistry#Mole Concept#Stoichiometry806Choose the best answerNo individual atom in the sample of 1 mole of Neon has a mass of 20.18 a.m.u. because it is:AOverall mass of an isobarBIt is a fractional massCIt is molar mass of NeDAverage atomic mass of Ne Like 0 Discuss 0Share
Chemistry of HydrocarbonsPreparation of Alkenes by Dehydrohalogenation807Choose the best answerEthyl bromide reacts with alcoholic KOH to produce:AEthaneBEtheneCEthanolDEthyne Like 1 Discuss 0Share
Chemical EquilibriumEquilibrium Constant Expression808Choose the best answerFor A + 2B ⇌ C, the equilibrium-constant expression is:AKc = [C]/([A][B]²)BKc = [C]/([A][B])CKc = [A][B]²/[C]DKc = 2[A][B]/[C] Like 0 Discuss 0Share
XiMDCAT XI Complete Chemistry Grand Test#Atomic Structure#Quantum Numbers809Choose the best answerWhich set of quantum numbers is not allowed?An = 3, l = 2, m = −2, s = +1/2Bn = 4, l = 0, m = 0, s = −1/2Cn = 3, l = 2, m = −3, s = +1/2Dn = 5, l = 3, m = 0, s = −1/2 Like 0 Discuss 0Share
SolidsBorn–Haber Cycle810Choose the best answerThe Born–Haber cycle is based on:AAvogadro's lawBHess's lawCBoyle's lawDGraham's law Like 0 Discuss 0Share