Industrial chemistry Industrial chemistry MCQS#Hair Dyes11Choose the best answerHow do temporary hair dyes mainly differ from permanent hair dyes?ARemain until the hair grows outBWash out after a few washesCAlways require hydrogen peroxideDPermanently alter the hair color Like 0 Discuss 0Share
Industrial chemistry Industrial chemistry MCQS#Hair Dyes12Choose the best answerWhich form is commonly used for temporary hair dyes?ASprays, gels, and shampoosBOnly tabletsCOnly permanent creamsDEpoxy resins Like 0 Discuss 0Share
Industrial chemistry Industrial chemistry MCQS#Auxochromes13Choose the best answerWhich group acts as an auxochrome?A–N=N–B–NO₂C–OHD–C=O Like 0 Discuss 0Share
UHS MDCAT 2024 Chemistry#Haber Process#Industrial Chemistry14Choose the best answerIdentify the CORRECT option required for the maximum yield of ammonia by Haber's process:AHigh pressure low temperature continual removal of ammoniaBLow pressure low temperature continual removal of ammoniaCHigh pressure high temperature continual removal of ammoniaDHigh pressure low temperature continual addition of ammonia Like 1 Discuss 0Share
Sindh MDCAT 2020 Chemistry#Haber Process#Industrial Chemistry15Choose the best answerThe equation N₂ + 3H₂ ⇌ 2NH₃ represents: (Sindh MDCAT 2020)AContact processBHaber's processCSolvay processDAvogadro's law Like 0 Discuss 0Share