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प्रश्न
Name the following:
Two non-metal which react explosively when brought in close contact.
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उत्तर
Iodine and phosphorous
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संबंधित प्रश्न
Balance the following chemical equation.
\[\ce{NaOH + H2SO4 -> Na2SO4 + H2O}\]
Balance the following equation:
\[\ce{H2O2 -> H2O + O2}\]
Balance the following equation:
\[\ce{NH3 + CuO -> Cu + N2 + H2O}\]
Explain the following reaction with one suitable example .
Decomposition reaction
Write your observation and name the product when zinc reacts with dilute hydrochloric acid.
Write the balanced chemical equation of the following reaction.
zinc sulphide + oxygen → zinc oxide + sulphur dioxide
\[\ce{MnO2 + 4HCl -> MnCl2 + 2H2O + Cl2}\]
0.02 moles of pure MnO2 is heated strongly with conc. HCl. Calculate mass of MnO2 used.
Name the following:
Two gases which react under pressure in presence of a catalyst at elevated temperatures to give a gaseous product.
What is meant by ‘reactants’ and ‘products’ in a chemical equation?
Write a balanced equation for the following word equation:
Potassium bicarbonate → Potassium carbonate + Water + Carbon dioxide
