General Knowledge - General Science

Exercise :: General Science - Elements and Metals

26. 

The chemical (ethyl mercaptan) added to the otherwise odourless LPG cooking gas for imparting a detectable smell to the gas is a compound of

A. bromine
B. fluorine
C. chlorine
D. sulphur

Answer: Option D

Explanation:

No answer description available for this question. Let us discuss.

27. 

The element common to all acids is

A. hydrogen
B. carbon
C. sulphur
D. oxygen

Answer: Option A

Explanation:

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28. 

Non stick cooking utensils are coated with

A. Teflon
B. PVC
C. black paint
D. polystyrene

Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.

29. 

Monazite is an ore of

A. titanium
B. zirconium
C. iron
D. thorium

Answer: Option D

Explanation:

No answer description available for this question. Let us discuss.

30. 

Carbon, diamond and graphite are together called

A. allotropes
B. isomers
C. isomorphs
D. isotopes

Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.




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