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D and F Block Elements question

2018 · 16 Apr · Shift 1 · Q17
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D and F Block Elements question

2018 · 16 Apr · Shift 1 · Q17

JEE MainChemistryD and F Block ElementsMCQ+4 / −1
When XO2XO_2XO2​ is fused with an alkali metal hydroxide in presence of an oxidizing agent such as KNO3KNO_3KNO3​ ; a dark green product is formed which disproportioates in acidic solution to afforda dark purple solution. X is :
  1. A
    Ti
  2. B
    V
  3. C
    Cr
  4. D
    Mn
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