Q&A Library

Answer Schlenk Line Safety – Liquid Oxygen Schlenk Line Safety: Light Blue Liquid in the Cold Trap Scenario: You are...

Answer pKa of Acetic Acid – Half-Neutralization Method 🧪 Measurement of the pKa of Acetic Acid Using the Half-Neutralization Method...

Answer Chemistry Problem Solutions 🧪 Chemistry Problem Solutions ✅ Problem 1: Mass of Nitric Oxide (NO) Produced Given: Mass of...

Answer Density Calculation of SF₆ 📘 Problem Statement Calculate the density of sulfur hexafluoride (SF₆) gas at 35 °C and 1.00...

Answer Raoult’s Law – Negative Deviation 🧪 Problem Statement 5 moles of liquid X and 10 moles of liquid Y...

Answer Industrial Processes and Catalysts Industrial Processes and Catalysts Haber Process Catalyst Used: Finely divided iron (Fe) Purpose: Synthesis of...

Answer Boiling Point Elevation Boiling Point Elevation and the van’t Hoff Factor Boiling-point elevation (ΔTb) is a colligative property and...

Answer Grignard Reaction with Ketone and Nitrile Grignard Reaction with a Ketone and Nitrile Group A compound containing both a...

Answer Bromine Water Decolourisation Decolourisation of Bromine Water Bromine water is decolourised by compounds that undergo either: Electrophilic addition to...

Answer C–H Bond Strength and Hybridization C–H Bond Strength and Hybridization Acetylenic C–H (sp hybridized) – Contains 50% s-character, placing...

Answer Isomers of C₄H₉Cl 1. Chlorobutane (n-butyl chloride) Structure: CH₃–CH₂–CH₂–CH₂Cl Unique Carbon Environments: 1 2. 2-Chlorobutane (sec-butyl chloride) Structure: CH₃–CH(Cl)–CH₂–CH₃...

Answer Diazotization and Iodination Diazotization and Iodination via Diazonium Salt Step 1: Diazotization Reaction Aniline reacts with nitrous acid (formed...

Answer Equilibrium Constants Explanation For the elementary reversible reaction A ⇌ 2B, the equilibrium constant in concentration units is the...

Answer Types of Distillation Types of Distillation and Their Applications Simple distillation separates chloroform (61°C) and aniline due to their...

Answer Ferromagnetism and Electron Configuration Ferromagnetism and Electron Configuration Ferromagnetism arises when unpaired electron spins align parallel throughout a solid....

Answer Acidity of Carboxylic Acids Effect of Alkyl Groups on Acidity Alkyl groups exert a +I inductive effect that destabilizes...

Answer Vitamin Deficiencies Vitamin Deficiencies and Their Effects Vitamin B12 deficiency causes pernicious anaemia. Vitamin D deficiency causes rickets. Shortage...

Answer Atom Count Comparison Atom Count Comparison To determine the number of atoms in each compound, we first calculate the...