StoichiometryGas Density and Molar Mass1236Choose the best answerWhich gas has a mass of approximately 1.16 g per litre at STP (273 K and 1 atm)?AO₂BCOCCH₄DC₂H₂ Like 0 Discuss 0Share
Alkyl HalidesGrignard Reaction with Aldehydes1237Choose the best answerA Grignard reagent reacts with an aldehyde other than formaldehyde followed by hydrolysis to produce:APrimary alcoholBSecondary alcoholCTertiary alcoholDAlkane Like 0 Discuss 0Share
Industrial chemistry Industrial chemistry MCQS#Macromolecules#Polymers1238Choose the best answerWhich example represents a copolymer?APVC formed from vinyl chlorideBA polymer formed from vinyl acetate and butyl maleateCA polymer formed from three different monomersDPolyethylene formed from ethene Like 0 Discuss 0Share
Chemical EquilibriumCommon-Ion Effect1239Choose the best answerWhich pair is a standard example of the common-ion effect suppressing the ionization of a weak base?ABaCl₂ + Ba(NO₃)₂BNaCl + HClCNH₄OH + NH₄ClDAgNO₃ + KNO₃ Like 0 Discuss 0Share
Periodic TableElectronegativity1240Choose the best answerThe ability of an atom in a covalent bond to attract the shared electrons is called:AIonization energyBBond energyCElectronegativityDElectron affinity Like 0 Discuss 0Share