Aldehydes and KetonesPreparation of Carbonyl Compounds by Ozonolysis866Choose the best answerOzonolysis of 2-methylpropene followed by Zn/H₂O produces:AMethanal and propanoneBEthanal and methanalCPropanal and methanalDTwo molecules of ethanal Like 0 Discuss 0Share
GasesElastic Collisions867Choose the best answerAn elastic collision between gas molecules means that:ATheir velocities never changeBTotal kinetic energy is conservedCTheir directions never changeDPotential energy remains permanently zero Like 0 Discuss 0Share
SZABMU MDCAT 2025 Chemistry#Atomic Structure#Photon Energy868Choose the best answerHighest energy for one quantum among radiation is: (SZABMU MDCAT 2025)AmicrowaveBinfraredCultra violetDvisible Like 0 Discuss 0Share
Chemical BondingIonic and Covalent Bonding869Choose the best answerWhich pair of compounds contains both ionic and covalent bonding?AKCN and Na₂Cr₂O₇BH₂ and CH₄CKCl and CCl₄DCHCl₃ and CCl₄ Like 0 Discuss 0Share
XiMDCAT XI Complete Chemistry Grand Test#Mole Concept#Stoichiometry870Choose the best answerFor 2CO + O₂ → 2CO₂, what volume of CO₂ is produced from 44.8 L of CO at STP?A22.4 LB44.8 LC67.2 LD89.6 L Like 0 Discuss 0Share