Which of the following refrigerant is highly toxic and flammable?

Methane is a colourless, odourless, non-toxic but flammable gas. What is its common name?

A

Blue vitriol

B

Laughing gas

C

Heating gas

D

Marsh gas

Highly toxic gas which causes headache, visual difficulty, paralysis and even death is

A

CO₂

B

O₃

C

CO

D

All of these

What was the element used in traditional thermometers which is highly toxic in nature?

A

Carbon

B

Mercury

C

Arsenic

D

Cadmium

Study of the effects of toxic chemical substance on animal and plant is

A

Toxicology

B

Microbiology

C

Limnology

D

None of these

Which of the following gases is most toxic ?

A

Carbon dioxide

B

Carbon monoxide

C

Sulphur dioxide

D

Chlorine

Which of the following air pollutants is not toxic to vegetation i.e., doesn't cause vegetation damage?

A

Smog & ozone

B

Hydrogen fluoride & nitrogen oxides

C

Sulphur dioxide & spray of weed killers

D

Carbon monoxide

Which of the toxic heavy metals is found in modern tannery industries ?

A

Nickel

B

Zinc

C

Chromium

D

Lead

RDX (an explosive), which is more sensitive but less toxic than TNT, is chemically

A

Cyclo trimethylene trinitramine

B

Trinitro resorcinol

C

Cyclo tetramethylene tetranitramine

D

Trinitro benzene

Identify the metal which is non toxic in nature.

A

Chromium

B

Gold

C

Cadmium

D

Cobalt

TOXIC: HARMFUL

A

Iron : Useful

B

Police : Awful

C

Gay: Cheerful

D

Cruel : Joyful

Which of the following refrigerant is highly toxic and flammable?

Related Questions