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Question : What is the correct formula for calcium hydroxide?

Option 1: CaOH

Option 2: Ca(OH)4

Option 3: Ca(AlOH)4

Option 4: Ca(OH)2


Team Careers360 21st Jan, 2024
Answer (1)
Team Careers360 24th Jan, 2024

Correct Answer: Ca(OH) 2


Solution : The correct option is Ca(OH) 2 .

The correct chemical formula for calcium hydroxide is Ca(OH) 2 . It has one calcium (Ca) ion and two hydroxide (OH - ) ions. In this ionic compound, the calcium ion has a positive two charge (Ca 2+ ), and each hydroxide ion carries a negative one charge (OH ). The combination of one calcium ion and two hydroxide ions results in a neutral compound.

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