Industrial chemistry Industrial chemistry MCQS#Enzymes#Macromolecules361Choose the best answerA non-competitive inhibitor typically:AIt competes directly with the substrate for the active siteBIt binds elsewhere on the enzyme and changes its shapeCIt always forms a peptide bond with the substrateDIt increases enzyme activity Like 0 Discuss 0Share
SZABMU MDCAT 2025 Chemistry#Aldehydes and Ketones#Fehling's Test362Choose the best answerWhich one show positive test with Fehling solution: (SZABMU MDCAT 2025)AacetophenoneBmetaformaldehydeCacetaldehydeDbenzaldehyde Like 0 Discuss 0Share
Aldehydes and KetonesCannizzaro Reaction363Choose the best answerWhich of the following undergo the Cannizzaro reaction? (1) Methanal (2) 2-Methylpentanal (3) Benzaldehyde (4) BenzophenoneA(1) onlyB(2) onlyC(1) and (3)D(1), (2) and (3) Like 0 Discuss 0Share
StoichiometryRelative Atomic Mass and Atomic Mass Unit364Choose the best answerOne atom of an element has a mass of 10.86 × 10⁻²⁶ kg. Which element is it most likely to be?ABoron, Ar = 11BCalcium, Ar = 40CSilver, Ar = 108DZinc, Ar = 65.4 Like 0 Discuss 0Share
Chemical KineticsEffect of Catalyst on Activation Energy365Choose the best answerA reaction is catalysed by X. The primary kinetic effect of X is that it:ADecreases the rate constantBIncreases the equilibrium constantCDecreases the enthalpy changeDLowers the activation energy Like 0 Discuss 0Share