Chemical BondingBond Length3026Choose the best answerWhich bond-length relation is correct?ASi–Si > C–CBC–C < N–NCSi–Si < C–CDC–C < F–F Like 0 Discuss 0Share
Fundamental Principles of Organic ChemistryClassification of Carbon Atoms3027Choose the best answerThe molecule CH₃–C(CH₃)₂–CH₂–CH₃ contains:APrimary, secondary and tertiary carbons onlyBPrimary, secondary and quaternary carbons onlyCPrimary and quaternary carbons onlyDPrimary, tertiary and quaternary carbons only Like 0 Discuss 0Share
Atomic StructureIsotopes3028Choose the best answerIsotopes of the same element generally have:ASimilar chemical propertiesBDifferent atomic numbersCThe same physical propertiesDThe same mass numbers Like 0 Discuss 0Share
LiquidsLondon Dispersion Forces3029Choose the best answerInstantaneous dipole–induced dipole attractions are called:ALondon dispersion forcesBHydrogen bondsCIon–dipole forcesDCovalent bonds Like 0 Discuss 0Share
MDCAT Chemistry Past Paper 2023#Atomic Structure#Isoelectronic Species3030Choose the best answerWhich of the following is different in Na⁺ (Z = 11), Mg²⁺ (Z = 12) and Al³⁺ (Z = 13)? (MDCAT 2023)ANumber of shellsBNumber of electronsCElectronic configurationDNumber of protons Like 0 Discuss 0Share