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The s-block Elements — Chemistry STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceChemistryThe s-block Elements1 Mark
MCQ
The metal which gives brick red colour in flame test is:
  • A
    Barium
  • ✓
    Calcium
  • C
    Strontium
  • D
    Radium
✓

Answer

Correct option: B.
Calcium
Calcium metal gives brick red color in flame. It is due to the excitation of electrons by the thermal energy which is then followed by de $-$ excitation of an electron to ground state along with the liberation of light in the visible range.

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