Chemical BondingCoordinate Covalent Bonding1196Choose the best answerWhich type of bond is NOT present in NH₄Cl?AIonic bondBCoordinate covalent bondCCovalent bondDDelocalized covalent bond Like 0 Discuss 0Share
Atomic StructureQuantum Numbers1197Choose the best answerWhich set of quantum numbers is NOT allowed?An = 1, ℓ = 2, mℓ = 0, mₛ = +½Bn = 3, ℓ = 2, mℓ = +1, mₛ = +½Cn = 3, ℓ = 0, mℓ = 0, mₛ = −½Dn = 3, ℓ = 2, mℓ = +2, mₛ = +½ Like 0 Discuss 0Share
StoichiometryGas Volume Stoichiometry1198Choose the best answerWhat volume of O₂ is required for complete oxidation of 4 L CO at the same temperature and pressure? 2CO + O₂ → 2CO₂A4 LB8 LC2 LD1 L Like 0 Discuss 0Share
Chemical BondingOrbital Overlap and Sigma Bonds1199Choose the best answerWhich molecule contains a single bond formed by p–p orbital overlap?AH₂BF₂CHFDHCl Like 0 Discuss 0Share
UHS MDCAT 2023 ChemistryUHS MDCAT 2023 Past Paper#Aldehydes and Ketones#Tollens' Test1200Choose the best answerThe appearance of a silver mirror in Tollens' test indicates the presence of which of the following? (UHS MDCAT 2023)AA ketoneBAn aldehydeCAn acidDAn alcohol Like 0 Discuss 0Share