26. The element whose oxidation state in its every compound is the same ?

A. Hydrogen

B. Oxygen

C. Fluorine

D. Carbon

Click for Answer/Explanation

Correct Answer is C

27. Which of the following does not pollute?

A. Cadmium

B. Arsenic

C. Nickel

D. Copper

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Correct Answer is D

28. The shape of the ethylene molecule is –

A. Linear

B. Tetrahedral

C. Hectohedral

D. Coplanar Triangular

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Correct Answer is D

29. Teflon is a/an –

A. Fluorocarbon

B. Insecticide

C. Pesticide

D. Hydro Carbon

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Correct Answer is A

30. Mohr Salt is a –

A. Simple Salt

B. Double Salt

C. Complex Salt

D. Hybrid Salt

Click for Answer/Explanation

Correct Answer is B

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