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प्रश्न
Choose terms from the options given in brackets to complete this sentence.
A metal …………….. hydrogen in the activity series gives hydrogen with …………… acid or …………… acid.
(above, below, dilute hydrochloric, concentrated hydrochloric, dilute sulphuric).
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उत्तर
A metal above hydrogen in the activity series gives hydrogen with dilute hydrochloric acid or dilute sulphuric acid.
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संबंधित प्रश्न
Hydrogen is a good reducing agent: What do you understand by the above statement? Explain with the help of copper oxide as an example.
Multiple Choice Question
Equal volumes of hydrogen and chlorine are exposed to diffused sunlight to prepare
Multiple Choice Question
Hydrogen is
FILL IN THE BLANK
In nature, hydrogen occurs as a .................. molecule represented as H2
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Ammonia is used to make ................
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Give equations for the reactions.
With reference to the equation : Cl2 + H2S → 2HCl + S pertaining to a redox reaction – select the correct answer.
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With reference to the equation : Cl2 + H2S → 2HCl + S pertaining to a redox reaction – select the correct answer.
Chlorine acts as an ______ agent.
Give balanced equation for the following conversion:
Iron [III] oxide to iron – using hydrogen.
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The reaction of chlorine with hydrogen sulphide is deemed a redox reaction.
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Ammonia and hydrogen chloride
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calcium + water → calcium hydroxide + hydrogen
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Al + NaOH + ____ → ____ + ____
Write balanced equation of the reaction in the preparation of : hydrogen from a solution of potassium hydroxide [other than by electrolysis].
Give a reason for the following.
A mixture of hydrogen and chlorine can be separated by passage through a porous pot.
