Chemical BondingHybridization and Bond Length2891Choose the best answerAs the percentage of p-character in a hybrid orbital increases, bond length generally:AIncreasesBDecreasesCRemains unchangedDBecomes zero Like 0 Discuss 0Share
Aldehydes and KetonesFehling's Test2892Choose the best answerFehling's solution gives a brick-red precipitate with: (a) Aromatic aldehydes (b) Aliphatic aldehydes (c) Ordinary ketones (d) Terminal α-hydroxy ketonesA(b) and (d)B(a) and (b)C(a) and (d)D(b) and (c) Like 0 Discuss 0Share
XiMDCAT XI Complete Chemistry Grand Test#Limiting Reagent#Stoichiometry2893Choose the best answerWhich statement about a limiting reagent is always correct?AIt is always the reactant with the least massBIt is always the reactant with the least number of molesCIt is completely consumed and determines the maximum amount of product that can be formedDIt always has the lowest molecular mass Like 0 Discuss 0Share
MDCAT Chemistry Past Papers Reconduct 2023#Scientific Notation#Stoichiometry2894Choose the best answerExpress the number 75300 in scientific notation: (MDCAT Reconduct 2023)A7.5 × 10⁴B75.30 × 10⁴C7.53 × 10³D7.53 × 10⁴ Like 0 Discuss 0Share
Industrial ChemistryPermanent Hair Dyes2895Choose the best answerIn permanent oxidative hair dyes, the developer is usually:ASodium chlorideBHydrogen peroxideCEthylene glycolDFormaldehyde Like 0 Discuss 0Share