Chemical EquilibriumActive Mass and Reaction Rate701Choose the best answerUnder the same experimental conditions, increasing reactant concentration generally:ADecreases reaction rateBIncreases reaction rateCHas no effect on reaction rateDStops the reaction Like 0 Discuss 0Share
Chemical BondingMolecular Geometry and VSEPR Theory702Choose the best answerThe molecular shape of H₃O⁺ is:APlanarBSee-sawCTrigonal planarDTrigonal pyramidal Like 0 Discuss 0Share
Chemical BondingSigma Bonds703Choose the best answerThe total number of electrons present in σ bonds of ethene, C₂H₄, is:A5B10C4D8 Like 0 Discuss 0Share
Industrial ChemistryIndustrial Applications of Enzymes704Choose the best answerWhich industrial application of enzymes is correctly matched?AFood industry — Conversion of starch into sugarBDetergent industry — Production of starchCBrewing industry — Removal of paper thicknessDPaper industry — Production of antibodies Like 0 Discuss 0Share
Industrial ChemistryHoloenzyme705Choose the best answerA holoenzyme is best described as:AApoenzyme + cofactorBProtein + substrateCEnzyme + productDApoenzyme + substrate Like 0 Discuss 0Share