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Class 11Chemistrys-Block ElementsAlkali metals
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Which of the following is a specific photosensitive material?

  • A
    Cesium $(Cs)$
  • B
    Potassium $(K)$
  • C
    Sodium $(Na)$
  • D
    Lithium $(Li)$
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Class 11 Questions

Class 11

Chemistry Questions

Chapter

s-Block Elements

Subtopic

Alkali metals

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