Applied Chemistry Quiz for Revision

Prioritise the prevention of waste, rather than cleaning up after the fact

• Reduce derivatives

• Designing safer chemicals

• Waste Prevention

• Safer chemistry for accident prevention

Starting material for the synthesis of Adipic acid by greener pathway is

• Benzene

• Aniline

• L-Tryptophan

• D-Glucose

Example of Biofuel

• Biodiesel

• Diesel

• Petrol

• Kerosene

Identify the non-toxic and green solvent

• Benzene

• Liquified carbon dioxide

• Toluene

• Carbon tetrachloride

Environmental benefits of green chemistry include?

• Fewer raw materials and natural resources used

• Cleaner production technologies & reduced emissions

• Smaller quantities of hazardous waste to be treated and disposed of

• All of the above

Green chemistry is more expensive than traditional chemistry?

• True

• False

• Same

• None of them

--------- helps determine the maximum number of phases present in an alloy system under equilibrium conditions at any point in a phase diagram.

• Gibbs Phase Rule

• Lever Rule

• None of them

• Avocado Rule

Systems composed of two or more phases are termed “mixtures” of

• Isomorphous

• Heterogeneous systems

• Homogeneous system

• Allotropy

The melting temperatures of pure

silver and lead are --------- and

-----------

• 910 & 1593 Celsius

• 723 & 910 Celsius

• 961 & 327 Celsius

• None of them

What effect does carbon have on steel?

• Hardness

• Machinability

• Strength

• All of them