Laboratory Introduction

The General Chemistry Laboratory provides practical instruction for undergraduate students in engineering and technical fields related to chemistry. This one-credit course is a core requirement and includes weekly 2-hour sessions.

Equipment and Instruments

In addition to various glassware and laboratory tools, the laboratory houses the following instruments:

• Distillation Unit: For producing distilled water.
• Conductometer: For measuring conductivity.
• Conventional Oven: For heating and drying samples.
• Analytical Balance (up to 3 decimal places): For precise mass measurements.
• Water Bath (Bain-Marie): For temperature-controlled experiments.
• pH Meter: For measuring acidity and alkalinity.
• Spectrophotometer: For analyzing absorbance and transmittance of solutions.

Laboratory Topics

1. Laboratory Orientation:

   • Introduction to the laboratory environment, safety signs, chemical warnings, essential safety principles, first aid, and lab regulations.

2. Glassware and Equipment Familiarization:

   • Proper handling and usage of laboratory glassware and instruments, including mechanical and electronic balances.

3. Physical and Chemical Properties of Substances:

   • Examination of commonly used laboratory chemicals, solution preparation, and concentration units.

4. Experiments and Procedures:

   • Determination of Solution Concentration: Using density.
   • Equivalent Weight of Metals: Analytical techniques to determine equivalent weight.
   • Molecular Mass Determination: For volatile liquids and gases.
   • Reaction Kinetics: Measuring chemical reaction rates.
   • Chemical Equilibrium: Investigating equilibrium principles.
   • Spectrophotometry: Quantitative analysis using light absorption.
   • Acid-Base Titration: Understanding neutralization reactions.
   • Redox Titration: Exploring oxidation-reduction reactions.
   • Water Hardness: Measuring hardness levels.
   • Law of Conservation of Mass: Experimental verification.
   • pH Measurement: Using pH meters.
   • Conductivity Analysis: Investigating solution conductivity.
   • Solubility Studies: Determining solubility under various conditions