SolidsElectrical Conductivity of Ionic Solids1261Choose the best answerIonic compounds conduct electricity in the molten state because:AMolecules are formedBIons become free to moveCNeutral atoms are formedDNew electrons are produced Like 0 Discuss 0Share
Industrial chemistry Industrial chemistry MCQS#Enzymes#Macromolecules1262Choose the best answerWhy does very high temperature usually decrease enzyme activity?AIt increases substrate concentrationBIt causes enzyme denaturationCIt converts all enzymes into substratesDIt increases the enzyme's optimum pH Like 0 Discuss 0Share
Sindh MDCAT 2021 Chemistry#Coordination Chemistry#Transition Elements1263Choose the best answerThe ligands which form ring structure with central atom is:AChelateBCo-ordination sphereCCyclic ligandDPolydentate ligand Like 0 Discuss 0Share
StoichiometryMole Concept and Molar Volume1264Choose the best answerAt STP, one mole of an ideal gas has:AIts molar volumeBIts molar mass expressed in gramsCNA moleculesDAll of these Like 0 Discuss 0Share
LiquidsHydrogen Bonding in HF1265Choose the best answerHF molecules associate in chains mainly because of:AHydrogen bondingBIonic bondingCMetallic bondingDCovalent bonding between separate molecules Like 0 Discuss 0Share