मराठी

Write Balanced Chemical Equation from the Following Information: an Aqueous Calcium Hydroxide Solution (Lime Water) Reacts with Carbon Dioxide Gas to Produce a Solid Calcium Carbonate Precipitate and Water. - Science

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प्रश्न

Write balanced chemical equation from the following information:
An aqueous calcium hydroxide solution (lime water) reacts with carbon dioxide gas to produce a solid calcium carbonate precipitate and water.

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उत्तर

The chemical equation for the given reaction reads as follows:
      Ca(OH)2 (aq) + CO2 (g) → CaCO3 (s) + H2(l)

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  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 1: Chemical Reactions and Equations - Exercise 1 [पृष्ठ १९]

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लखमीर सिंह Chemistry (Science) [English] Class 10
पाठ 1 Chemical Reactions and Equations
Exercise 1 | Q 20.2 | पृष्ठ १९

व्हिडिओ ट्यूटोरियलVIEW ALL [4]

संबंधित प्रश्‍न

Write the balanced chemical equation for the following reaction.

\[\ce{Zinc + Silver nitrate -> Zinc nitrate + Silver}\]


2 mL of sodium hydroxide solution is added to a few pieces of granulated zinc metal taken in a test tube. When the contents are warmed, a gas evolves which is bubbled through a soap solution before testing. Write the equation of the chemical reaction involved and the test to detect the gas. Name the gas which will be evolved when the same metal reacts with dilute solution of a strong acid.


When hydrogen is passed over copper oxide, copper and steam are formed. Write a balanced equation for this reaction and state which of the chemicals are reactants.


When hydrogen is passed over copper oxide, copper and steam are formed. Write a balanced equation for this reaction and state which of the chemicals are metals.


A metal X forms a salt XSO4. The salt XSO4 forms a clear solution in water which reacts with sodium hydroxide solution to form a blue precipitate Y. Metal X is used in making electric wire and alloys like brass.
(a) What do you think metal X could be?
(b) Write the name, formula and colour of salt XSO4.
(c) What is the blue precipitate Y?
(d) Write a chemical equation of the reaction which takes place when salt XSO4 reacts with sodium hydroxide solution. Give the state symbols of all the reactants and products which occur in the above equation.


Balance the following equation. Also name the product formed.

PbCO3    →   PbO +CO2


In electrolysis of water, why is the volume of gas collected over one electrode double that of gas collected over the other electrode?


Balance the equation stepwise.
H2S2O7(l) + H2O(l) → H2SO4(l)


Balance the following equation:

 HNO3 + H2S → NO2 + H2O + S


Name the fundamental law that is involved in every equation.


Write the balanced chemical equation of the following reaction.

potassium dichromate + hydrochloric acid → Potassium chloride + chromium chloride + water + chlorine


\[\ce{MnO2 + 4HCl -> MnCl2 + 2H2O + Cl2}\]

0.02 moles of pure MnO2 is heated strongly with conc. HCl. Calculate the volume of chlorine gas formed at S.T.P.


Answer the following question:
How do acids and bases react with each other? What is the name of the process? What product is obtained from these reactions?


Balance the following simple equation:

Al   +   N2  →  AlN 


Balance the following simple equation:

Zn  +   NaOH  →   Na2ZnO2   +   H2 


Balance the following simple equation:

H2  +   O2  →   H2O


Balance the following simple equation:

KBr  +  Cl2  → KCl  +  Br2


Write a balanced equation for the following word equation:

Nitrogen dioxide + Water + Oxygen → Nitric acid


A dilute ferrous sulphate solution is gradually added to the beaker containing acidified permanganate solution. The light purple colour of the solution fades and finally disappears. Which of the following is the correct explanation for the observation?


Dil. HCl is added to Zn granules. How will you prove that chemical change has taken place here? Support your response with two arguments.


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