Fundamental Principles of Organic ChemistryFunctional Groups2111Choose the best answerWhich statement about functional groups is incorrect?AThey influence the chemical properties of organic compounds.BCompounds with the same functional group often show similar reactions.CThey contain only carbon and hydrogen.DThey may contain oxygen, nitrogen, sulfur or halogens. Like 0 Discuss 0Share
Atomic StructureBohr Radius of Hydrogen-Like Species2112Choose the best answerWhich hydrogen-like species has an orbital radius equal to the first Bohr orbit of hydrogen?AHe⁺ at n = 2BLi²⁺ at n = 2CLi²⁺ at n = 3DBe³⁺ at n = 2 Like 0 Discuss 0Share
Aldehydes and KetonesAldol Condensation2113Choose the best answerWhich of the following undergo aldol condensation? (1) Methanal (2) 2-Methylpentanal (3) Benzaldehyde (4) Benzophenone (5) Cyclohexanone (6) 1-Phenylpropan-1-one (7) Phenylacetaldehyde (8) Butan-1-ol (9) 2,2-DimethylbutanalA(2), (5), (6), (7)B(3), (4)CAll of theseDNone of these Like 0 Discuss 0Share
XiMDCAT XI Complete Chemistry Grand Test#Bond Angles#Chemical Bonding2114Choose the best answerAs the s-character of a hybrid orbital increases, what happens to the bond angle?ADecreasesBBecomes zeroCIncreasesDDoes not change Like 0 Discuss 0Share
Stoichiometry#Atomic Mass Unit2115Choose the best answerAtomic mass is commonly expressed in:AgBKgCamuDmol Like 0 Discuss 0Share