B.tech 1st Year Chemistry Lab Viva Questions And Answers May 2026

EDTA is a complexing agent. It forms stable, soluble complexes with calcium and magnesium ions, allowing for precise measurement.

Passing your first-year chemistry lab viva is all about understanding the "why" behind the "how." Most examiners focus on the basic principles of the experiments you performed throughout the semester. 🧪 Volumetric Analysis (Titrations)

Gram equivalents of solute per liter of solution. B.tech 1st Year Chemistry Lab Viva Questions And Answers

The presence of chlorides and sulfates of calcium and magnesium.

Molar (M): Moles of solute per liter of solution. EDTA is a complexing agent

Know why you wear a lab coat and how to handle acids safely.

A titration where the endpoint is determined by measuring the potential difference between two electrodes (reference and indicator). Know why you wear a lab coat and how to handle acids safely

The presence of dissolved bicarbonates of calcium and magnesium. It can be removed by boiling.