Fundamental Concepts of ChemistryChemical Changes1351Choose the best answerWhich of the following is a chemical change?AMelting of iceBDigestion of foodCFreezing of waterDCrushing of stone Like 0 Discuss 0Share
Chemical BondingMolecular Geometry and VSEPR Theory1352Choose the best answerWhich species has a bent molecular shape most closely comparable with H₂O?AMgCl₂BCO₂CBF₃DNH₂⁻ Like 0 Discuss 0Share
Carboxylic AcidsReduction of Dicarboxylic Acids1353Choose the best answerReduction of oxalic acid with Zn/H₂SO₄ under the stated textbook conditions gives:AEthylene glycolBGlyoxalCGlyoxylic acidDGlycolic acid Like 0 Discuss 0Share
Alkyl HalidesHaloforms1354Choose the best answerThe general formula of a haloform is:ACH₃XBCHX₃CCH₂X₂DCX₄ Like 0 Discuss 0Share
XIIMDCAT Chemistry Test#Benzene & Aromatic Compounds#Benzene Structure and Properties1355Choose the best answerConsider these statements about benzene: 1. All C–C bonds in benzene have equal length. 2. Benzene gives only one disubstituted product. 3. Petroleum and coal tar are important sources of benzene. 4. In the arenium ion, the carbon bonded to the electrophile becomes sp³ hybridized. 5. Benzene contains localized π bonds. Which set contains only correct statements?A1, 2 and 3 onlyB2 and 4 onlyC1, 3 and 4 onlyD1, 3 and 5 only Like 0 Discuss 0Share