Basic Concepts of ChemistryPhysical and Chemical Changes56Choose the best answerWhich of the following is a characteristic of a chemical change?AFormation of one or more new substancesBNo energy change can occurCChemical composition remains unchangedDOnly the physical state changes Like 0 Discuss 0Share
Chemistry of HydrocarbonsGeneral Properties of Alkanes57Choose the best answerAlkanes are commonly called:AOlefinsBParaffinsCAromaticsDAlkynes Like 0 Discuss 0Share
UHS MDCAT 2025 Chemistryuhs mdcat chemistry 2025#Crystalline and Amorphous Solids#Solids58Choose the best answerWhich one shows anisotropic behavior?AWoodBGemstoneCCokeDGraphite Like 0 Discuss 0Share
Atomic StructureMagnetic Quantum Number59Choose the best answerAn electron with mℓ = +3 can be present in which subshell?AsBpCdDf Like 0 Discuss 0Share
Industrial chemistry Industrial chemistry MCQS#Macromolecules#Polymers60Choose the best answerWhich monomer forms PVC by addition polymerization?AEtheneBPropeneCVinyl chlorideDVinyl acetate Like 0 Discuss 0Share