Chemical Process

______________ is used as a flux in the extraction of iron from iron ore (haematite) in blast furnace?

Byadmin February 14, 2019August 22, 2021

______________ is used as a flux in the extraction of iron from iron ore (haematite) in blast furnace?

A. Bauxite
B. Limestone
C. Quartz
D. Manganese

CHEMICAL ENGINEERING | Chemical Process

Bisphenol A is produced by the condensation of acetone with

Question: Bisphenol A is produced by the condensation of acetone with
[A].

formaldehyde
[B].
ethyl alcohol
[C].
diethyl ether
[D].
phenol

Answer: Option D

Explanation:

No answer description available for this question.

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CHEMICAL ENGINEERING | Chemical Process

In the manufacture of viscose rayon, the raw material used industrially is

Question: In the manufacture of viscose rayon, the raw material used industrially is
[A].

recalyptious wood
[B].
bamboo
[C].
bagasse
[D].
fine teak wood

Answer: Option D

Explanation:

No answer description available for this question.

Read More In the manufacture of viscose rayon, the raw material used industrially is
Chemical Process

Litharge is________________?

Litharge is________________?

A. Lead oxide
B. Zinc oxide
C. Zinc sulphide
D. Cellulosic photographic material

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CHEMICAL ENGINEERING | Chemical Process

Main product in calcium carbide-water reaction is

Question: Main product in calcium carbide-water reaction is
[A].

Ca(OH)2
[B].
C2H2
[C].
CO2
[D].
CaCO3

Answer: Option B

Explanation:

No answer description available for this question.

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Chemical Process

Chloramines are used in water treatment for_____________________?

Chloramines are used in water treatment for_____________________?

A. Disinfection and control of taste & odour
B. Corrosion control
C. Removing turbidity
D. Control of bacteria

Read More Chloramines are used in water treatment for_____________________?
CHEMICAL ENGINEERING | Chemical Process

Most easily and cheaply available fibrous raw material for paper manufacture available in India is bamboo. The yield of pulp produced from fibrous raw material by mechanical process is about __________ percent.

Question: Most easily and cheaply available fibrous raw material for paper manufacture available in India is bamboo. The yield of pulp produced from fibrous raw material by mechanical process is about __________ percent.
[A].

75
[B].
< 10
[C].
> 30
[D].
50

Answer: Option B

Explanation:

No answer description available for this question.

Read More Most easily and cheaply available fibrous raw material for paper manufacture available in India is bamboo. The yield of pulp produced from fibrous raw material by mechanical process is about __________ percent.