Chemical equilibrium 01Chemical equilibrium #Kc956Choose the best answerFor 2SO₂(g) + O₂(g) ⇌ 2SO₃(g), which expression represents Kc?A[SO₂]²[O₂] / [SO₃]²B[SO₃]² / [SO₂]²[O₂]C[SO₃] / [SO₂][O₂]D[SO₃]² / [SO₂][O₂] Like 0 Discuss 0Share
Stoichiometry 11#Ionic Compounds957Choose the best answerWhy is formula mass used for NaCl instead of molecular mass?ANaCl has a very high massBNaCl exists only in the solid stateCNaCl forms an ionic lattice instead of separate moleculesDSodium is a metal Like 0 Discuss 0Share
MDCAT Chemistry Past Papers Reconduct 2023#Aldehydes and Ketones#Physical State of Formaldehyde958Choose the best answerAt ordinary conditions, formaldehyde is typically found in which state? (MDCAT Reconduct 2023)AGasBLiquidCPlasmaDSolid Like 2 Discuss 0Share
SINDH MDCAT 2019 CHEMISTRY#Chemical Bonding#Hydrogen Bonding959Choose the best answerHydrogen bonds are represented by: (Sindh MDCAT 2019)Adative bondsBfull bondCpartial chargesDdotted bonds Like 0 Discuss 0Share
MDCAT Chemistry Past Paper 2023#Benzene & Aromatic Compounds#Benzene Nitration960Choose the best answerBenzene is subjected to (1) Alkylation (2) Nitration (3) Oxidation. The product is: (MDCAT 2023)Am-Nitrobenzoic acidBo-Nitrobenzoic acid and p-Nitrobenzoic acidCm-NitrotolueneDo-Nitrotoluene and p-Nitrotoluene Like 0 Discuss 0Share