Soft and Hard Water

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Soft and Hard Water: Overview

This topic explains concepts such as Hard Water, Soft Water, etc.

Important Questions on Soft and Hard Water

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Which one of the following processes will produce hard water?

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Which one of the following processes produces hard water?

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Which of the following is the reagent commonly used to determine the hardness of water by complexometric titration?

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Which one of the following processes produces hard water?

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Which one of the following processes produces hard water?

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Which of the following is the reagent commonly used to determine the hardness of water by complexometric titration?

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Hard water is harmful for

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Write a short note on advantage of soft and hard water.

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Why hard water is unfit for drinking purpose?

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Hard water is used to check _____.

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How hard water can be used to check the lead poisoning?

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Complete the reaction.

CaCl2 + 2C17H35COO- Na+ 

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What is the cause of hardness in water?

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Define soft and hard water.

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A variety of water, which contains soluble salts of Ca and Mg is known as: 

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Hardness of water is due to the presence of bicarbonates, chlorides and sulphates of _____ and magnesium.

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Which cations cause the hardness of water?

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Detergents give froth (foam) in both soft and hard water.

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The hardness of water can be determined titrimetrically, and the commonly used reagent for this is:

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What is soft water?