SINDH MDCAT 2019 CHEMISTRY#Limiting Reagent#Stoichiometry171Choose the best answerA limiting reactant is the one, which: (Sindh MDCAT 2019)Ais taken in lesser quantity in grams as compared to the other reactantBis taken in lesser quantity in volume as compared to the other reactantCgives the minimum amount of the product which is requiredDgives equal amount of the reactants and products Like 0 Discuss 0Share
StoichiometryLimiting Reagent172Choose the best answerFor the reaction: A + 2B → AB₂ in which case is B the limiting reagent?A50 mol A with 100 mol BB100 mol A with 200 mol BC100 atoms A with 100 atoms BD50 atoms A with 100 atoms B Like 0 Discuss 0Share
StoichiometryLimiting Reagent173Choose the best answerWhich statement about a limiting reagent is FALSE?AIt is completely consumedBIt limits the amount of product formedCIt is always the reactant with the smaller initial massDIts complete consumption stops further product formation Like 0 Discuss 0Share
StoichiometryPercentage Composition by Mass174Choose the best answerAn oxide has formula M₂O₃ and contains 68.57% oxygen by mass. The atomic mass of M is approximately:A11B22C27D56 Like 0 Discuss 0Share
Stoichiometry Stoichiometry MCQS#Mole Concept175Choose the best answerHow many moles of atoms are present in 0.1 mol of a triatomic molecule?A0.1 mol atomsB0.3 mol atomsC3 mol atomsD1 mol atoms Like 0 Discuss 0Share1