Fundamental Principles of Organic ChemistryNomenclature of Unsaturated Dicarboxylic Acids756Choose the best answerThe systematic stereochemical name of maleic acid is:A(E)–But-2-enedioic acidB(Z)–But-2-enedioic acidCButanedioic acidDPentanedioic acid Like 0 Discuss 0Share
Stoichiometry#Isotopes#Stable Isotopes757Choose the best answerWhich of the listed elements are monoisotopic? 1. Arsenic 2. Fluorine 3. Gold 4. IodineA1 and 2 onlyB2 and 3 onlyC1, 2 and 3 onlyD1, 2, 3 and 4 Like 0 Discuss 0Share
StoichiometryMole–Mass Conversion758Choose the best answerWhat is the mass of 5 mol H₂O?A90 gB36 gC18 gD100 g Like 0 Discuss 0Share
StoichiometryMolar Volume at STP759Choose the best answerWhat volume is occupied by 0.5 mol of an ideal gas at STP (273 K and 1 atm)?A22400 cm³B11200 cm³C22.4 mLDNone of these Like 0 Discuss 0Share
UHS MDCAT 2025 Chemistryuhs mdcat chemistry 2025#Chemical Bonding#Molecular Geometry760Choose the best answerMolecules having one lone pair and three bond pairs have geometrical shape:ABent or angularBTrigonalCTrigonal pyramidalDTrigonal planar Like 1 Discuss 0Share