StoichiometryMole Concept and Number of Protons831Choose the best answerHow many protons are present in 1 mol H₂?A6.02 × 10²³B1.20 × 10²⁴C12.04 × 10²²D6.02 × 10²⁴ Like 0 Discuss 0Share
Fundamental Principles of Organic ChemistryGeneral Formulae of Hydrocarbons832Choose the best answerWhich sequence correctly gives the general formulae of alkane, alkene, alkyne and alkyl group, respectively?ACₙH₂ₙ₊₂, CₙH₂ₙ, CₙH₂ₙ₋₂, CₙH₂ₙ₊₁BCₙH₂ₙ, CₙH₂ₙ₋₂, CₙH₂ₙ₊₂, CₙH₂ₙ₊₁CCₙH₂ₙ₊₂, CₙH₂ₙ₋₂, CₙH₂ₙ, CₙH₂ₙ₋₁DCₙH₂ₙ, CₙH₂ₙ₊₂, CₙH₂ₙ₋₂, CₙH₂ₙ₋₁ Like 0 Discuss 0Share
Classification of Hydrocarbons and IsomerismClassification of hydrocarbons, structural & geometrical isomerism#Functional Groups#Fundamental Principles of Organic Chemistry833Choose the best answerConsider these statements about structural isomers: I. They may have the same carbon skeleton but different functional groups. II. They may have the same functional group but different carbon skeletons. III. They must always have different chemical properties. IV. They may differ in the number of C–C σ bonds. V. They have the same empirical formula. Which combination contains only correct statements?AI, II and III onlyBI, II, IV and V onlyCII, III, IV and V onlyDI, III and V only Like 2 Discuss 0Share
Fundamental Principles of Organic ChemistryNomenclature of Carboxylic Acids834Choose the best answerThe IUPAC name of adipic acid is:APentanedioic acidBHexanedioic acidCHeptanedioic acidDOctanedioic acid Like 0 Discuss 0Share
Alkyl HalidesReaction of Grignard Reagents with Carbon Dioxide835Choose the best answerCH₃MgBr reacts with CO₂ followed by H₃O⁺ to produce:AMethanolBEthanoic acidCMethanoic acidDEthane Like 0 Discuss 0Share