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प्रश्न
Substitute formulae for names and balance the following equation:
Calcium carbonate reacts with hydrochloric acid to produce calcium chloride, water and carbon dioxide gas.
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उत्तर
\[\ce{Ca(CO3)_{(s)} + 2HCl_{(aq)} -> CaCl2_{(aq)} + H2O_{(l)} + CO2_{(g)}}\]
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संबंधित प्रश्न
Methyl orange is used as an indicator. It shows colour change in acid, base and neutral substance. Tabulate your result as follows:
| Indicator | Colour change | Inference |
| Methyl Orange | No change | ...................... |
| .................... | Acid | |
| Yellow | ....................... |
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\[\ce{Na + O2 -> Na2O}\]
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\[\ce{NaOH + H2SO4 -> Na2SO4 + H2O}\]
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`"Mg" + "O"_2 → "MgO"`
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chlorine + sulphur dioxide + water → sulphuric acid + hydrogen chloride
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Word equation:
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Name the following:
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Write an Explanation.
Balanced equations
Balance the given chemical reaction as per the instructions below.
\[\ce{NaOH + H2SO4 -> Na2SO4 + H2O}\]
Make a list of the elements in the chemical equation.
