Eamcet Chemistry - 2 nd Year : Unit 7.3 ( Block Elements ) - VIIA Group Elements Free Online Tests | Mock Tests | Preparation | Practice Tests

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Eamcet Chemistry
2 nd Year : Unit 7.3 ( Block Elements ) - VIIA Group Elements

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The following is incorrect statement

A. Beaching powder is used as a germicide

B. Chlorine is used in the preparation of insecticides like DDT.

C. Fluorine is used in Rocket Fuels

D. Na₃AlF₃ is not a insecticide

E. None of the above

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Correct choice: D

Explanation:

None

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Eamcet Chemistry 2 nd Year : Unit 7.3 ( Block Elements ) - VIIA Group Elements

Eamcet Chemistry
2 nd Year : Unit 7.3 ( Block Elements ) - VIIA Group Elements