CBSE Class 10 Chemistry Chemical Reactions And Equation Worksheet Set 08

Official Class 10 Science Worksheets: Chapter 01 Chemical Reactions and Equations

Review targeted practice sets for Class 10 Science Chapter 01 Chemical Reactions and Equations. Built according to official educational guidelines for the 2026-27 academic year, these downloadable worksheets support daily revision and core concept reinforcement.

Chapter-wise Practice Material: Chapter 01 Chemical Reactions and Equations

Navigate directly to the printable exercises for Chapter 01 Chemical Reactions and Equations using the digital viewer below. Each practice set allows students to isolate specific topics for thorough review and uninterrupted practice alongside standard textbooks.

CHEMICAL REACTIONS AND EQUATIONS
 
1 MARKS QUESTIONS:
 
1) What is meant by a chemical reaction ?
 
2) On what basis is a chemical equation balanced? (Delhi 2010, Foreign 2008)
 
3) Write a balanced chemical equation for the reaction between sodium chloride and silver nitrate indicating the physical state of the reactant and the products.(Foreign 2010)
 
4) What are the various in which a chemical equation can be made more informative.
 
5) Identify the type of reaction in the following examples. (Delhi 2008C )
 
a) Na2SO4 + BaCl2→ BaSO4 + 2NaCl.          b) N2+ 3H2→ 2NH3
 
c) 2Pb (NO3)2 →2PbO +4 NO2 + O2             d) Zn + 2 Ag NO3→Zn (NO3)2 + 2 Ag
 
2 MARKS QUESTIONS:
 
6) Using balanced chemical equation explain the difference between a displacement reaction and double displacement reaction. (CBSE- 2012 , 2011)
 
7) Define the following terms with examples.
 
a) Oxidation    b) Reduction     c) Corrosion    d) Redox Reaction
 
8) In the reaction represented by the equation CuO +H2→Cu + H2O
 
a) Name the substance oxidized & the substance reduced
 
b) Name the oxidizing agent & the reducing agent
 
9) A colorless lead salt when heated produces a yellow residue and brown fumes.
 
a) Name the lead salt.     b) Name the brown fumes.
 
c) Write a chemical equation of the reaction involved
 
10) What are antioxidants ?why are they added to fat and oil containing food ?
 
 3 MARKS QUESTIONS:
 
11) a)What is the colour of FeSO4 crystals ? How does this colour change after heating ?
 
b) Name the products formed on strongly heating ferrous sulphate crystals . What type of chemical reaction occurs in this change ?Also write the chemical equation.
 
12) Write balanced chemical equations with state symbols for the following reactions.
 
a) Sodium hydroxide solution reacts with hydrochloric acid solution to produce sodium chloride solution and water .
 
b) Barium chloride solution reacts with aluminium sulphate solution to form a precipitate of barium sulphate and aluminium chloride solution .
 
c) Potassium reacts with water to give potassium hydroxide and hydrogen .
 
13) Balance the following equations. (CBSE- 2008 to 2012)
 
a) MnO2 + HCI→MnCI2 + H2O + Cl2 ( b) NH3 + O2→ NO + H2O
 
c) C4H10 +O2 →CO2 + H2O (d) Fe2 (SO4)3+ BaCl2→ FeCl3 + BaSO4
 
e) Cu + HNO3→ NO2 + H2O + Cu(NO3)2
 
14) What type of chemical reaction takes place when :
 
a) A magnesium wire is burnt in air.      b) Lime – stone is heated.                                c) Silver bromide is exposed to sunlight.
 
d) Electricity is passed through water.   e) Ammonia and hydrogen chloride are mixed.    f ) A white salt on heating decomposes to give brown fumes.
 
15) What happens when Zn metal is dipped in CuSO4 solution ?Give the chemical reaction involved .State which is more reactive , Zn or Cu?
 
16) Define a combination reaction .Why are decomposition reactions called the opposite of Combination reaction ?Write equations for these reactions .
 
17) On heating blue coloured powder of copper (II) nitrate in boiling tube , copper oxide (black) , oxygen gas and a brown gas ‘x’ is formed . (DELHI-2010 )
 
a) Write a balanced chemical equation of the reaction.
 
b) Identify the brown gas ‘x’ evolved c) Identify the type of reaction .
 
18) What is rancidity?Mention any two ways by which it can be prevented. {CBSE (CCE) 2012}
 
VALUE BASED QUESTION:
 
19) Anjali told her chemistry teacher that biofuels should be used instead of fossil fuels.She read in science magazine that( Researchers have found that one of the most common bacteria E.coli can digest simple sugars from plant waste and turn it into biofuel.Biofuels made from plants and animal waste,are alternative to petroleum based fuels. )
 
A) What is biofuel?     B) What are advantages of biofuel?     C) Is preparation of biofuel a physical or chemical process?     D)Why is biofuel better than petroleum products?
 
E)What values are possessed by Anjali who wants to use biofuel?

 

Please click on below link to download CBSE Class 10 Chemistry Chemical Reactions And Equation Worksheet Set H

Free study material for Science

Exam Preparation Worksheet for Class 10 Science Chapter 01 Chemical Reactions and Equations

Chapter 01 Chemical Reactions and Equations Printable Worksheet for Class 10 Science

Explore reliable practice questions for Chapter 01 Chemical Reactions and Equations tailored for Class 10 Science learners. Use these structured worksheets to evaluate preparedness and strengthen problem-solving skills.

How to Use These Practice Sheets

Cross-reference your completed exercises with comprehensive NCERT solutions for Class 10 Science to ensure absolute clarity across all sub-topics in this chapter.

Enhance Speed with Online Practice

Follow up your worksheet practice by attempting the interactive online Science MCQ test for this chapter to evaluate your execution speed. All platform resources are free to access.

FAQs

Where can I download the latest PDF for CBSE Class 10 Chemistry Chemical Reactions And Equation Worksheet Set 08?

You can download the teacher-verified PDF for CBSE Class 10 Chemistry Chemical Reactions And Equation Worksheet Set 08 from StudiesToday.com. These practice sheets for Class 10 Science are designed as per the latest CBSE academic session.

Are these Science Class 10 worksheets based on the 2026-27 competency-based pattern?

Yes, our CBSE Class 10 Chemistry Chemical Reactions And Equation Worksheet Set 08 includes a variety of questions like Case-based studies, Assertion-Reasoning, and MCQs as per the 50% competency-based weightage in the latest curriculum for Class 10.

Do you provide solved answers for CBSE Class 10 Chemistry Chemical Reactions And Equation Worksheet Set 08?

Yes, we have provided detailed solutions for CBSE Class 10 Chemistry Chemical Reactions And Equation Worksheet Set 08 to help Class 10 and follow the official CBSE marking scheme.

How does solving CBSE Class 10 Chemistry Chemical Reactions And Equation Worksheet Set 08 help in exam preparation?

Daily practice with these Science worksheets helps in identifying understanding gaps. It also improves question solving speed and ensures that Class 10 students get more marks in CBSE exams.

Is there any charge for the Class 10 Science practice test papers?

All our Class 10 Science practice test papers and worksheets are available for free download in mobile-friendly PDF format. You can access CBSE Class 10 Chemistry Chemical Reactions And Equation Worksheet Set 08 without any registration.