Alkyl HalidesCarbon-Halogen Bond Strength876Choose the best answerThe correct decreasing order of C–X bond enthalpy is:ACH₃F > CH₃Cl > CH₃Br > CH₃IBCH₃Cl > CH₃F > CH₃Br > CH₃ICCH₃F > CH₃Cl > CH₃I > CH₃BrDCH₃I > CH₃Br > CH₃Cl > CH₃F Like 0 Discuss 0Share
UHS MDCAT 2023 ChemistryUHS MDCAT 2023 Past Paper#Atomic Structure#Electronic Configuration877Choose the best answerWhat is the proton (atomic number) of an element that has four unpaired electrons in its ground state? (UHS MDCAT 2023)A6B14C22D26 Like 0 Discuss 0Share
ElectrochemistryStandard Electrode Potential878Choose the best answerWhich statement about standard electrode potential is incorrect?AIt is measured relative to a reference electrode such as SHEBIt is defined under standard conditionsCThe absolute potential of an isolated single electrode can be measured directlyDIt can be obtained by constructing an electrochemical cell Like 0 Discuss 0Share
Chemical BondingMolecular Geometry and VSEPR Theory879Choose the best answerWhich species has a bent molecular shape most closely comparable with H₂O?AMgCl₂BCO₂CBF₃DNH₂⁻ Like 0 Discuss 0Share
MDCAT Chemistry Past Paper 2023#Alcohols#Alcohols and Phenols880Choose the best answerWhich of the following is formed when excess ethyl alcohol is treated with concentrated H₂SO₄ at a low temperature? (MDCAT 2023)ADiethyl etherBDimethyl etherCEtheneDAcetylene Like 0 Discuss 0Share