Industrial chemistry Industrial chemistry MCQS#Hair Dyes491Choose the best answerIn a permanent hair-dye formulation, resorcinol mainly acts as a:AColorantBDeveloperCModifierDChromophore Like 0 Discuss 0Share
Chemistry of HydrocarbonsAcidic Character of Terminal Alkynes492Choose the best answerTerminal alkynes are relatively acidic because their acidic hydrogen is directly attached to:AAn sp³-hybridized carbonBAn sp²-hybridized carbonCAn sp-hybridized carbonDA carbonyl carbon Like 0 Discuss 0Share
GasesKinetic Energy of Gases493Choose the best answerAt what temperature will the total kinetic energy of 0.3 mol He equal that of 0.4 mol Ar at 400 K?A400 KB300 KC346 KD533 K Like 0 Discuss 0Share
SINDH MDCAT 2018 Chemistry#Diagonal Relationship#S- and P-Block Elements494Choose the best answerLithium and beryllium are unique in such a way that they have higher charge densities which produce strong polarizing effects due to: (Sindh MDCAT 2018)ANonmetalBSolubilityCSmall sizeDLarge size Like 1 Discuss 0Share
GasesCharles's Law495Choose the best answerAt constant pressure, if the Kelvin temperature of a fixed amount of gas is doubled, its volume:ARemains unchangedBBecomes halfCDoublesDBecomes four times Like 0 Discuss 0Share