Atomic Structure STBAtomic Structure MCQs (STB)#Atomic Structure#Subatomic Particles91Choose the best answerMillikan’s oil-drop experiment showed that electric charge occurs in integral multiples of:A1.6 × 10⁻¹⁹ CB9.1 × 10⁻³¹ CC3.2 × 10⁻¹⁹ CD1.0 × 10⁻¹⁹ C Like 2 Discuss 0Share
Fundamental Principles of Organic ChemistryOptical Isomerism92Choose the best answerWhich compound is optically active?ACH₃OHBCH₃CH₂OHCCH₃CH(OH)COOHDCH₄ Like 1 Discuss 0Share
MDCAT Chemistry Past Paper 2023#Group 1 Elements#S- and P-Block Elements93Choose the best answerSuperoxide of group IA element (M) has the formula: (MDCAT 2023)AM₂OBM₂O₃CMO₂DM₂O₂ Like 0 Discuss 0Share
Fundamental Principles of Organic ChemistryGeneral Properties of Organic Compounds94Choose the best answerWhich statement about organic compounds is generally correct?AAll are soluble in water.BMany dissolve in organic solvents because they are largely covalent.CAll conduct electricity when molten.DAll are gases at room temperature. Like 1 Discuss 0Share
Industrial chemistry Industrial chemistry MCQS#Starch Glue95Choose the best answerWhich adhesive is most commonly used for paper and packaging materials?AStarch glueBSuper glueCEpoxy resinDSilicone resin Like 1 Discuss 0Share