Multiple choice

Which compound is used for diagnostic X- rays?

  1. Copper sulphate

  2. Barium sulphate

  3. Magnesium sulphate

  4. None of these

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Barium sulfate is used as a radiocontrast agent in X-ray imaging of the digestive tract because it is opaque to X-rays and insoluble.