Question

Which of the following are paramagnetic substances?
(1) Calcium
(2) Aluminium
(3) Copper chloride
(4) Water

• A. 1, 2 and 3 are correct
• B. 1 and 2 are correct
• C. 2 and 4 are correct
• D. 1 and 3 are correct

Answer 1

Answer: (A)

Calcium, aluminium and copper chloride are paramagnetic substances whereas water is a diamagnetic substance.