Applied Chemistry Practice Test 3

1. The saponification value of the hard oil is _________

194-196

194-195

190-191

192-198

2. The moisture in the environment ________ the oxidation.

Neutralises

Increases

Decreases

Do not change

3. What is the percentage atom utilisation?

(mole wt of desired product*100)/mole wt of (desired product+total product)

(mole wt of desired product*100)/mole wt of (desired product)

(mole wt of desired product*100)/mole wt of (desired product+used product)

(mole wt of desired product*100)/mole wt of (desired product+by product)

4. The green solvent maximises the atom _________

Velocity

Molecular weight

Electronic configuration

Efficiency

5. The acid value of the lubricating oil is must be less than _______

0.1

0.7

6. Triglyceride reacts with glycerol to form _________

Chlorides of fatty acids

Potassium of fatty acid

Magnesium of fatty acid

Sodium of fatty acid

7. The entire redwood viscometer apparatus rests on _________

Tripod stand

Table

Stand

Burner

8. If the oxidation product is soluble then it is desirable for lubricants.

False

True

9. The retardation can be done by adding _________

Phenyl- α - napthylamine

Benzine- α - napthylamine

Phenyl -β - napthylamine

Benzine - α - napthylamine

10. Flame exposure device is connected with __________

Flange

Oil cup

Shutter

Pilot burner