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A doctor by mistake administers a Ba(NO 3 ) 2 solution to a patient for radiography investigations. Which of the following should be given as the best to prevent the absorption of soluble barium ?

Options

  1. ANaCl
  2. BNa 2 SO 4
  3. CKCl
  4. DNH 4 Cl

Correct answer

B. Na 2 SO 4

Step-by-step solution

Ba NO 3 2 + Na 2 SO 4 ⟶ BaSO 4 ↓ white ppt. + 2 NaNO 3

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