Fundamental Principles of Organic ChemistryWöhler Synthesis and Rejection of Vital Force Theory3221Choose the best answerWhich statement directly rejects the Vital Force Theory?AOrganic compounds are ionic.BOrganic compounds require a vital force.COrganic compounds can be synthesized in the laboratory.DCarbon is absent from organic compounds. Like 0 Discuss 0Share
Sindh MDCAT 2020 Chemistry#Empirical and Molecular Formula#Stoichiometry3222Choose the best answerThe type of isomerism existing in a compound of molecular formula C₂H₆O is: (Sindh MDCAT 2020)AFunctional group isomerismBPosition isomerismCChain isomerismDMetamerism Like 0 Discuss 0Share
MDCAT Chemistry Paper 2025#Alkyl Halides#SN2 Reaction3223Choose the best answerThe order of reactivity of following R–X for SN² reaction is: (IBA MDCAT 2025)ARF > RCl > RBr > RIBRBr > RF > RCl > RICRCl > RF > RBr > RIDRI > RBr > RCl > RF Like 1 Discuss 0Share
GasKinetic molecular theory#Gases#Ideal Gases3224Choose the best answerWhich gas behaves most ideally at STP?ASO₂BH₂SCNH₃DH₂ Like 0 Discuss 0Share
S & P Block ElementsGroup 2 Reactions with Water3225Choose the best answerWhich statement concerning magnesium and water is correct?AMg reacts vigorously with cold water.BMg reacts only very slowly with cold water.CMg produces Mg₂O on reaction with water.DMg liberates chlorine from cold water. Like 0 Discuss 0Share