Lab Chemist Trainee Interview Questions and Answers

Methane is a hydrocarbon with the formula CH4. It is the simplest alkane and the main component of natural gas.

• Formula: CH4

• Methane is a colorless, odorless gas

• It is highly flammable and burns with a blue flame

• Methane is produced naturally by anaerobic digestion of organic matter

• Reactions: Combustion: CH4 + 2O2 -> CO2 + 2H2O

• Reaction with halogens: CH4 + Cl2 -> CH3Cl + HCl

Chromatography is a technique used to separate and analyze mixtures of chemicals based on their properties.

• Chromatography involves passing a mixture through a stationary phase, which separates the components based on their interactions with the stationary phase and mobile phase.

• Different types of chromatography include gas chromatography, liquid chromatography, and thin-layer chromatography.

• It is commonly used in chemistry labs for identifying and quantifying components in a ...read more

The formula for sulphuric acid is H2SO4.

• Sulphuric acid is a strong mineral acid.

• Its chemical formula consists of two hydrogen atoms, one sulphur atom, and four oxygen atoms.

• It is commonly used in various industrial processes, such as in the production of fertilizers and batteries.