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प्रश्न
Write the balanced chemical equation of the following reaction.
potassium bicarbonate + sulphuric acid → potassium sulphate + carbon dioxide + water
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उत्तर
2KHCO3 + H2SO4 → K2SO4 + 2CO2 + 2H2O
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संबंधित प्रश्न
Balance the given equation:
Mg(OH)2 + HCI MgCI + H2O
When the solution of substance X is added to a solution of potassium iodide, then a yellow solid separates out from the solution.
(a) What do you think substance X is likely to be?
(b) Name the substance which the yellow solid consists of.
(c) Which characteristic of chemical reaction is illustrated by this example?
(d) Write a balanced chemical equation for the reaction which takes place. Mention the physical states of all the reactant and products involved in the chemical equation.
Balance the following equation. Also name the product formed.
`"H"_2 +"CI"_2 → "HCI"`
Balance the following equation. Also name the product formed.
`"Na"+ "H"_2 "O" → "NaOH"+ "H"_2`
What do the following symbol stand for?
2H2
Name the following:
The gas evolved when a dilute acid is added to chalk [limestone].
Balance the following simple equation:
Mg + CO2 → MgO + C
Writing a chemical reaction in brief by using chemical formulae is called as _______.
The following reaction is an example of a `4"NH"_3("g") + "SO"_2 -> 4"NO"("g") + 6"H"_2"O"("g")`
- displacement reaction
- combination reaction
- redox reaction
- neutralisation reaction
Dil. HCl is added to Zn granules. How will you prove that chemical change has taken place here? Support your response with two arguments.
