Stoichiometry Stoichiometry MCQS#Avogadro Constant976Choose the best answerA mass of 1/N_A gram is approximately equal to which quantity?AThe mass of a protonBMolar massCOne atomic mass unit (u)DA and C Like 1 Discuss 0Share
Fundamental Principles of Organic ChemistryChain Isomerism977Choose the best answerThe minimum number of carbon atoms required for chain isomerism in alkanes is:A2B3C4D5 Like 0 Discuss 0Share
Aldehydes and KetonesClemmensen Reduction978Choose the best answerEthanal can be converted into ethane in a single step using:ANa–Hg/H₂OBZn(Hg)/concentrated HClCAluminium isopropoxide in isopropyl alcoholDLiAlH₄/ether Like 0 Discuss 0Share
Gasesvan der Waals Volume Correction979Choose the best answerWhy is nb subtracted from V in the van der Waals equation?AThe volume available for molecular motion is less than the container volumeBMolecules have no volumeCGas pressure becomes zeroDTemperature decreases Like 0 Discuss 0Share
Atomic StructureSubatomic Particles980Choose the best answerA neutral atom with atomic number greater than 1 generally consists of:AOnly protonsBProtons and neutrons onlyCNeutrons and electrons onlyDProtons, neutrons, and electrons Like 0 Discuss 0Share