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Class 10ScienceChemical Substances – Nature and BehaviourChemical Reactions and EquationsMediumLevel 5
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When two aqueous solutions are mixed and a white solid insoluble in water is formed, which type of reaction does this indicate?

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Answer and explanation

Correct answer: Precipitation reaction

An insoluble solid formed when two aqueous solutions are mixed is called a precipitate. Its formation indicates a precipitation reaction. In contrast, combustion involves burning in oxygen, whereas photolytic and electrolytic decomposition involve breakdown of a compound by light and electricity, respectively.

Related tags

ScienceClass 10Chemical ReactionsPrecipitation ReactionAqueous SolutionsInsoluble Solid

Frequently asked questions

What is the correct answer to this question?

Precipitation reaction

Why is this the correct answer?

An insoluble solid formed when two aqueous solutions are mixed is called a precipitate. Its formation indicates a precipitation reaction. In contrast, combustion involves burning in oxygen, whereas photolytic and electrolytic decomposition involve breakdown of a compound by light and electricity, respectively.

Which subject and chapter does this question cover?

This is a Class 10 Science question. Chapter: Chemical Substances – Nature and Behaviour. Topic: Chemical Reactions and Equations.

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10 more MCQs
  1. 1What is the process called when one or more substances form new substances with different properties?
  2. 2Which of the following observations can be a common sign that a chemical reaction has occurred?
  3. 3What are the substances written on the left side of the arrow in a chemical equation called?
  4. 4What are the substances written on the right side of the arrow in a chemical equation called?
  5. 5Balancing a chemical equation is based on which law?
  6. 6What must be the same on the reactant and product sides of a balanced chemical equation?
  7. 7When two or more reactants combine to form a single product, what type of reaction is it?
  8. 8Calcium oxide reacts with water to form calcium hydroxide. What type of reaction is this?
  9. 9When a compound breaks down into two or more simpler substances, what type of reaction is it?
  10. 10When calcium carbonate is heated, it forms calcium oxide and carbon dioxide. What type of reaction is this?
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