forensics pt 1

Qualitative Analysis

The initial phase of the competition involving the identification of unknown powders.

Solubility

Dividing samples into soluble and non-soluble categories using water as a testing medium.

pH

Utilizing pH paper to determine the acidity or basicity of chemicals, aiding in identification.

Flame Test

Using a Bunsen burner and nichrome wire to observe the color of the flame produced by different chemical cations.

Tests with Liquid Reagents

Utilizing iodine, sodium hydroxide, and hydrochloric acid to identify specific reactions in the samples.

Benedict's Solution

A reagent used to detect reducing sugars like glucose in chemical samples.

Conductivity

Testing the ability of certain chemicals to conduct electricity when dissolved in water.

Polymers

Chain-like molecules made of repeating subunits, with different types formed through condensation or addition polymerization.