Fundamental Principles of Organic ChemistryNomenclature of Polyhydric Alcohols536Choose the best answerWhich pair is correctly matched?APropylene glycol — Propane-1,3-diolBPropylene glycol — Propane-1,2-diolCPropylene glycol — Propane-2,3-diolDPropylene glycol — Propane-1,1-diol Like 0 Discuss 0Share
StoichiometryPercentage Yield537Choose the best answerWhen 80 g CaCO₃ decomposes, the actual yield of CO₂ is 30 g. What is the percentage yield? CaCO₃ → CaO + CO₂A50%B60%C75%D85% Like 0 Discuss 0Share
Fundamental Principles of Organic ChemistryCoke and Its Uses538Choose the best answerWhich statement about coke is false?AIt is mainly carbon.BIt is porous.CIt is used in blast furnaces.DIt contains a high proportion of volatile substances. Like 0 Discuss 0Share
Atomic Structure STBAtomic Structure MCQs (STB)#Atomic Structure#Neutron539Choose the best answerHow many neutrons are present in ⁶⁵₃₀Zn?A30B35C65D95 Like 0 Discuss 0Share
Nomenclature of Organic CompoundsNomenclature of Organic Compounds MCQs#Common and IUPAC Names540Choose the best answerWhat is the common name of the compound shown?Aα-Chloro-β-aminobutyric acidBβ-Chloro-α-aminopropionic acidCα-Amino-γ-chlorobutyric acidDβ-Chloro-α-aminobutyric acid Like 0 Discuss 0Share