Chemical BondingPolar Covalent Bond371Choose the best answerThe H–F bond is best classified as:APolar covalentBNon-polar covalentCπ bondDCoordinate covalent Like 0 Discuss 0Share
Fundamental Principles of Organic ChemistryOrganic and Inorganic Carbon Compounds372Choose the best answerWhich set contains only inorganic carbon compounds?ACO₂, CO and carbonatesBCH₄, C₂H₆ and C₆H₆CCH₃OH, CH₃COOH and HCHODCCl₄, CHCl₃ and CH₃Cl Like 0 Discuss 0Share
BasicsStoichiometry #Mole Concept373Choose the best answerHow many moles of phosphorus atoms are present in 0.25 mol of P₄?A0.25 molB0.50 molC1.00 molD4.00 mol Like 0 Discuss 0Share
LiquidsAnomalous Behaviour of Water374Choose the best answerWater in a lake generally freezes:AFrom top to bottomBFrom bottom to topCUniformly throughoutDFirst at 4°C Like 0 Discuss 0Share
Industrial chemistry Industrial chemistry MCQS#Enzymes#Macromolecules375Choose the best answerWhich option contains the correctly matched pair?APepsin — basic mediumBTrypsin — acidic mediumCPepsin — acidic mediumDSalivary amylase — strongly acidic medium Like 0 Discuss 0Share