29th September class quiz

Compounds that reduce reaction rates can be referred to as catalyst

• True

• False

In a Fluid catalytic cracking unit, the catalyst is in what form?

• Fluidised bed

• Fixed bed

• Moving bed

• Catalysing bed

Both heterogenous and homogenous catalysts are used up in a reaction

• Trues

• False

Catalyst are always reusable 

• True

• False

Catalysts work by

• making activation energy double

• carbon coking

• Chemicals

• Lowering activation energy

Only solid materials can be heterogenous catalysts

• True

• False

Only liquids can be homogenous catalysts

• True

• False

The property of catalysts used to preferentially select one out of a number of potential products is known as

Surface area and porosity are exactly the same

• True

• False

The shortest distance travelled between two catalyst points and divided by the actual distance traveled by the molecule between the two points is known as tortuosity

• True

• False