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  • Mark the correct statement regarding Beryllium: A. Cu-Be alloys are used in the preparation of high strength springs. B. Metallic beryllium is used for making windows of X-ray

Mark the correct statement regarding Beryllium:

A. Cu-Be alloys are used in the preparation of high strength springs.
B. Metallic beryllium is used for making windows of X-ray tubes.
C. It is used in the manufacture of alloys.
D. \mathrm{BeCO}_{3} is used as an ingredient in toothpaste.

 

Option: 1

A only


Option: 2

A and B only


Option: 3

A, B and C only


Option: 4

 D only


Answers (1)

best_answer

Beryllium is used in the manufacture of alloys.

\mathrm{Cu}-\mathrm{Be} alloys are used in the preparation of high strength springs.

Metallic beryllium is used for making windows of X-ray tubes.

Magnesium Carbonate \mathrm{MgCO}_{3} is used as an ingredient in toothpaste an not \mathrm{BeCO}_{3}.

Posted by

jitender.kumar

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