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Question
Write balanced equation for the following reaction:
magnesium + dil. hydrochloric acid → ___
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Solution
Mg + 2HCl (dil.) → MgCl2 + H2
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Multiple Choice Question
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With reference to the equation : Cl2 + H2S → 2HCl + S pertaining to a redox reaction – select the correct answer.
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Hydrogen and oxygen
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calcium + water → calcium hydroxide + hydrogen
Write a correctly balanced equation for the following:
When steam is passed over red hot iron.
Write correctly the balanced equation for the following:
‘When zinc filings are added to a concentrated solution of sodium hydroxide’.
Write down the “word equation” for the following reaction:
sodium hydroxide solution + zinc → ?
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Give balanced equation for obtaining hydrogen from cold water using a divalent active metal.
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The element, which like hydrogen has one valence electron.
