Foundation Science Chemistry FOR CLASS 10>Chapter 6 - Compounds of Common Use>EXERCISES>Q 7

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The chemical formula of baking soda is

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Important Questions on Compounds of Common Use

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Foundation Science Chemistry FOR CLASS 10>Chapter 6 - Compounds of Common Use>EXERCISES>Q 8

Bleaching powder is represented by the formula

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Foundation Science Chemistry FOR CLASS 10>Chapter 6 - Compounds of Common Use>EXERCISES>Q 9

Lime is used in metallurgical operations as a

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Foundation Science Chemistry FOR CLASS 10>Chapter 6 - Compounds of Common Use>EXERCISES>Q 10

The substance obtained by the action of chlorine on slaked lime is

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Foundation Science Chemistry FOR CLASS 10>Chapter 6 - Compounds of Common Use>EXERCISES>Q 11

Plaster of Paris can be prepared by heating

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Foundation Science Chemistry FOR CLASS 10>Chapter 6 - Compounds of Common Use>EXERCISES>Q 1

Sodium chloride is used to prepare _____ by the Solvay process.

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Foundation Science Chemistry FOR CLASS 10>Chapter 6 - Compounds of Common Use>EXERCISES>Q 2

The formula of washing soda is _____.

(A) ${Na}_{2} {CO}_{3} . H_{2} O$ (B) ${Na}_{2} {CO}_{3} . 10 H_{2} O$ (C) ${Na}_{2} {CO}_{3} . 5 H_{2} O$

Enter your correct answer as A, B or C.

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Foundation Science Chemistry FOR CLASS 10>Chapter 6 - Compounds of Common Use>EXERCISES>Q 3

Washing soda reacts with an _____ to produce carbon dioxide. (Acid/ Base)

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Foundation Science Chemistry FOR CLASS 10>Chapter 6 - Compounds of Common Use>EXERCISES>Q 4

_____ is evolved when bleaching powder is treated with dilute hydrochloric acid. (Name the gas released in this process)