Question

Dehydration of hydrates of halides of calcium, barium and strontium i.e., $CaCl_{2}.6H_{2}O,BaCl_{2}.2H_{2}O,$

$SrCl_{2}.6H_{2}O,$ can be achieved by heating. These become wet on keeping in air. Which of the following statements is correct about these halides?

• A. Act as dehydrating agent.
• B. Can absorb moisture from air
• C. Tendency to form hydrate decreases from calcium to barium.
• D. All of the above.

Answer 1

Answer: (D)

All of the above.

Answer 2

: All of the above.