Statement 1 : Calgon is used for removing Ca2+ and Mg2+ ions from hard water.Statement 2 : Calgon forms soluble complexes with Ca2+ and Mg2+ in which properties of these ions are masked.

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Both Statement 1 and Statement 2 are true.

Statement 1 is true and statement 2 is false.

Statement 1 is false and Statement 2 is true.

Both Statement 1 and Statement 2 are false.

answer is C.

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Detailed Solution

Statement 1 is false but statement 2 is true.Calgon mask the properties of Ca2+ and Mg2+ ions present in water without removing them as ppt.

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