Question
Name the metal which is extracted in thermite process.
Name the metal which is extracted in thermite process.
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Question
Fill up the blank: CaC₂ + N₂ → __________ + C
Fill up the blank: CaC₂ + N₂ → __________ + C
Question
Which metal is used as catalyst in Haber’s process for preparation of ammonia?
Which metal is used as catalyst in Haber’s process for preparation of ammonia?
Question
What happens when an iron spoon is dipped into acidified copper sulphate solution?
What happens when an iron spoon is dipped into acidified copper sulphate solution?
Question
Which of the following is/are electrolyte(s) — Sugar solution in water, Ethanol and Acetic Acid?
Which of the following is/are electrolyte(s) — Sugar solution in water, Ethanol and Acetic Acid?
Question
Which gas is produced at the cathode during electrolysis of acidified water?
Which gas is produced at the cathode during electrolysis of acidified water?
Question
State true or false : Electrolysis always involves the process of oxidation–reduction
Write whether the following statement is True or False: Electrolysis always involves the process of oxidation–reduction.
Question
Match the Right Column with the Left Column : 2.2.1 Metal present in German silver
Match the Right Column with the Left Column: Left Column Right Column 2.2.1 Metal present in German silver (a) Li 2.2.2 A…
Question
What change will occur in atomic number if one β-particle is emitted from ²³⁵₉₂U?
What change will occur in atomic number if one β-particle is emitted from ²³⁵₉₂U?