Chemistry of HydrocarbonsActivating and Deactivating Groups1221Choose the best answerThe correct order of ring activation toward electrophilic substitution is:AAniline > Phenol > BenzeneBBenzene > Phenol > AnilineCPhenol > Benzene > AnilineDBenzene > Aniline > Phenol Like 0 Discuss 0Share
XiMDCAT XI Complete Chemistry Grand Test#Gases#Ideal Gas Equation1222Choose the best answerAn ideal gas has volume V and pressure P at 27°C. What temperature is required to keep volume V when the pressure becomes 2P?A54°CB54 KC600°CD600 K Like 0 Discuss 0Share
Fundamental Principles of Organic ChemistryBuckminsterfullerene C₆₀1223Choose the best answerWhich allotrope of carbon consists of discrete cage-shaped molecules?ADiamondBGraphiteCBuckminsterfullereneDCoal Like 0 Discuss 0Share
XIIMDCAT Chemistry Test#Chemical Kinetics#Order of Reaction1224Choose the best answerConsider the following rate-law statements: I. SN₁ → Rate = k[R–X] II. SN₂ → Rate = k[R–X][Nu⁻] III. SN₁ → Second order IV. SN₂ → First order Which statements are correct?AI and II onlyBII and III onlyCI, II and IV onlyDI, II, III and IV Like 0 Discuss 0Share
LiquidsEvaporation1225Choose the best answerWhich property is NOT associated with evaporation?AIt is continuousBIt is exothermicCIt causes coolingDIt is spontaneous Like 0 Discuss 0Share