Chemical BondingSigma Bond Formation791Choose the best answerHead-on overlap of two p orbitals forms a:Aσ bondBπ bondCIonic bondDMetallic bond Like 0 Discuss 0Share
StoichiometryIntroduction to Stoichiometry792Choose the best answerStoichiometry primarily deals with:AHeat changes in reactionsBQuantitative relationships between reactants and productsCRates of reactionsDTypes of chemical bonds Like 0 Discuss 0Share
Atomic StructureHund's Rule793Choose the best answerThe ground-state arrangement that maximizes total electron spin in degenerate orbitals is governed by:AHeisenberg uncertainty principleBHund's ruleCAufbau principleDPauli exclusion principle Like 0 Discuss 0Share
Stoichiometry#Atomic Structure#Isotopes794Choose the best answerWhy is the relative atomic mass of chlorine about 35.45 instead of exactly 35 or 37?AChlorine atoms lose mass during bondingBChlorine contains equal numbers of neutrons and protonsCChlorine exists naturally as isotopes with different abundancesDAtomic masses are always decimal values Like 0 Discuss 0Share
Industrial chemistry Industrial chemistry MCQS#Enzymes#Macromolecules795Choose the best answerA holoenzyme consists of:AApoenzyme + cofactorBProtein + substrateCEnzyme + productDApoenzyme + substrate Like 0 Discuss 0Share