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Elements of Group 1 and 2 — Chemistry STD 11 Science — Question

Maharashtra BoardEnglish MediumSTD 11 ScienceChemistryElements of Group 1 and 21 Mark
MCQ
Which among the following elements is used in devising photo electric cells?
  • A
    Be
  • B
    K
  • ✓
    Cs
  • D
    Ba
✓

Answer

Correct option: C.
Cs
C

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