Write a balanced chemical equation for Action of dilute hydrochloric acid on magnesium sulphite.
[3.2] Salts and their Preparations
Chapter: [3.2] Salts and their Preparations
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State one relevant observation for the following:
Anhydrous calcium chloride is exposed to air for some time.
[3.2] Salts and their Preparations
Chapter: [3.2] Salts and their Preparations
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Give a reason for Alkali metals are good reducing agents.
[7.1] Metals - Occurence
Chapter: [7.1] Metals - Occurence
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The salt prepared by the method of direct combination is _______.
[3.2] Salts and their Preparations
Chapter: [3.2] Salts and their Preparations
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Write a balanced equation for the preparation of the following salts:
Copper sulphate from Copper Carbonate.
[3.2] Salts and their Preparations
Chapter: [3.2] Salts and their Preparations
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Write a balanced equation for the preparation of the following salts:
Zinc carbonate from Zinc sulphate
[3.2] Salts and their Preparations
Chapter: [3.2] Salts and their Preparations
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Name an alloy of lead and tin.
[7.1] Metals - Occurence
Chapter: [7.1] Metals - Occurence
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Name the scientist who stated the modern periodic law.
[1] Periodic Table, Periodic Properties and Variations of Properties
Chapter: [1] Periodic Table, Periodic Properties and Variations of Properties
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How many groups and periods does the modern periodic table have?
[1] Periodic Table, Periodic Properties and Variations of Properties
Chapter: [1] Periodic Table, Periodic Properties and Variations of Properties
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What are horizontal rows and vertical columns in a periodic table known as?
[1] Periodic Table, Periodic Properties and Variations of Properties
Chapter: [1] Periodic Table, Periodic Properties and Variations of Properties
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Correct the statement.
Copper and zinc are representative elements.
[1] Periodic Table, Periodic Properties and Variations of Properties
Chapter: [1] Periodic Table, Periodic Properties and Variations of Properties
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Correct the statement.
Transition elements are placed at extreme right of the periodic table.
[1] Periodic Table, Periodic Properties and Variations of Properties
Chapter: [1] Periodic Table, Periodic Properties and Variations of Properties
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Name two elements in Alkali metals.
[1] Periodic Table, Periodic Properties and Variations of Properties
Chapter: [1] Periodic Table, Periodic Properties and Variations of Properties
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Name two elements in Alkaline earth metals.
[1] Periodic Table, Periodic Properties and Variations of Properties
Chapter: [1] Periodic Table, Periodic Properties and Variations of Properties
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Name two elements in halogens.
[1] Periodic Table, Periodic Properties and Variations of Properties
Chapter: [1] Periodic Table, Periodic Properties and Variations of Properties
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Name two elements in Inert gas.
[1] Periodic Table, Periodic Properties and Variations of Properties
Chapter: [1] Periodic Table, Periodic Properties and Variations of Properties
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Name two elements in each case:
Transition element
[1] Periodic Table, Periodic Properties and Variations of Properties
Chapter: [1] Periodic Table, Periodic Properties and Variations of Properties
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Name two elements in each case: Lanthanides
[1] Periodic Table, Periodic Properties and Variations of Properties
Chapter: [1] Periodic Table, Periodic Properties and Variations of Properties
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Name two elements in each case:
Actinides
[1] Periodic Table, Periodic Properties and Variations of Properties
Chapter: [1] Periodic Table, Periodic Properties and Variations of Properties
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What do you understand by typical elements?
[1] Periodic Table, Periodic Properties and Variations of Properties
Chapter: [1] Periodic Table, Periodic Properties and Variations of Properties
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