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Chemical Reactions and Equations - Chemistry Class 10 | Shiksha Nation
Q&A Home
Class 10
CBSE
Chemistry
Chemical Reactions and Equations
🧪
Chapter 1
Chemical Reactions and Equations
Chemistry
•
Class 10
•
CBSE
5 Questions Available
Showing 5 questions on this page
1
What do you understand by precipitation reaction? Explain with suitable examples.
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2
You are given the following materials (i) Marble chips (ii) dilute hydrochloric acid (iii) Zinc granules Identify the type of reaction when marble chips and zinc granules are added separately to acid taken in two test tubes.
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3
When carbon dioxide is passed through lime water, it turns milky, why?
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4
If you collect silver coins and copper coins you may have seen that after some days a black coating forms on silver coins and a green coating on copper coins. Which chemical phenomenon is responsible for these coatings? Write the chemical name of the black and green coatings.
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5
What is a balanced chemical equation?
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