If you are preparing for CBSE Class 10 Board Exam Term 1 which will be an objective type questions paper, then you need to practice multiple choice questions of Class 10 Chemistry Chapterwise. In this article of AKVTutorials, you will get MCQ Questions for Class 10 Science Chapter 1 Chemical Reaction and Equation with Answer Keys .
MCQ Questions for Class 10 Science Chapter 1 Chemical Reaction Equation Question No 1:
A solution of substance X is used for white washing. Here X is:
Option A : CaO
Option B : CaO2
Option C : NaCl
Option D : KCl
Show/Hide Answer
Option A : CaO
MCQ Questions for Class 10 Science Chapter 1 Chemical Reaction Equation Question No 2:
The following reaction is an example of a 4NH3(g) + 5O2(g) → 4NO(g) + 6H2O(g)
(i) displacement reaction
(ii) combination reaction
(iii) redox reaction
(iv) neutralization reaction
Option A : (i) and (iv)
Option B : (ii) and (iii)
Option C : (i) and (iii)
Option D : (iii) and (iv)
Show/Hide Answer
Option A : (i) and (iv)
MCQ Questions for Class 10 Science Chapter 1 Chemical Reaction Equation Question No 3:
Which of the following are exothermic processes?
(i) Reaction of water with quick lime
(ii) Dilution of an acid
(iii) Evaporation of water
(iv) Sublimation of camphor (crystals)
Option A : (i) and (ii)
Option B : (ii) and (iii)
Option C : (i) and (iv)
Option D : (ii) and (iv)
Show/Hide Answer
Option A : (i) and (ii)
MCQ Questions for Class 10 Science Chapter 1 Chemical Reaction Equation Question No 4:
Which of the following statements about the reaction below are incorrect?
2PbO(s) C(s) ⟶ 2Pb(s) CO2(g)
1. Lead is getting reduced.
2. Carbon dioxide is getting oxidized.
3. Carbon is getting oxidized.
4. Lead oxide is getting reduced.
Option A : 1 and 2
Option B : 1 and 3
Option C : 1, 2 and 3
Option D : all of the above
Show/Hide Answer
Option A : 1 and 2
MCQ Questions for Class 10 Science Chapter 1 Chemical Reaction Equation Question No 5:
Three beakers labelled as A, B and C each containing 25 mL of water were taken. A small amount of NaOH, anhydrous CuSO4 and NaCl were added to the beakers A, B and C respectively. It was observed that there was an increase in the temperature of the solutions contained in beakers A and B, whereas in case of beaker C, the temperature of the solution falls. Which one of the following statement(s) is(are) correct?
(i) In beakers A and B, exothermic process has occurred.
(ii) In beakers A and B, endothermic process has occurred.
(iii) In beaker C exothermic process has occurred.
(iv) In beaker C endothermic process has occurred.
Option A : (i) only
Option B : (ii) only
Option C : (i) and (iv)
Option D : (ii) and (iii)
Show/Hide Answer
Option C : (i) and (iv)
MCQ Questions for Class 10 Science Chapter 1 Chemical Reaction Equation Question No 6:
Magnesium ribbon is rubbed before burning because it has a coating of
Option A : basic magnesium carbonate
Option B : basic magnesium oxide
Option C : basic magnesium sulphide
Option D : basic magnesium chloride
Show/Hide Answer
Option A : basic magnesium carbonate
MCQ Questions for Class 10 Science Chapter 1 Chemical Reaction Equation Question No 7:
Fe2O3 + 2Al ⟶ Al2O3+ 2Fe. The above reaction is an example of a
Option A : combination reaction
Option B : double displacement reaction.
Option C : decomposition reaction.
Option D : displacement reaction.
Show/Hide Answer
Option D : displacement reaction.
MCQ Questions for Class 10 Science Chapter 1 Chemical Reaction Equation Question No 8:
Which of the following is not a physical change?
Option A : Boiling of water to give water vapor
Option B : Melting of ice to give water
Option C : Dissolution of salt in water
Option D : Combustion of Liquefied Petroleum Gas (LPG)
Show/Hide Answer
Option D : Combustion of Liquefied Petroleum Gas (LPG)
MCQ Questions for Class 10 Science Chapter 1 Chemical Reaction Equation Question No 9:
Oxidation is a process which involves
Option A : addition of oxygen
Option B : addition of hydrogen
Option C : removal of oxygen
Option D : removal of hydrogen
Show/Hide Answer
Option A : addition of oxygen
MCQ Questions for Class 10 Science Chapter 1 Chemical Reaction Equation Question No 10:
What happens when dilute hydrochloric acid is added to iron fillings?
Option A : Hydrogen gas and iron chloride are produced.
Option B : Chlorine gas and iron hydroxide are produced.
Option C : No reaction takes place.
Option D : Iron salt and water are produced.
Show/Hide Answer
Option A : Hydrogen gas and iron chloride are produced.
| CBSE Class 10 Science Chapterwise MCQ |
|---|
| 1 : Chemical Reactions & Equations MCQs | 1 to 10 | 11 to 20 |
| 2 : Acids, Bases & Salts MCQs | 1 to 10 | 11 to 20 |
| 3 : Metals & Non-Metals MCQs | 1 to 10 | 11 to 20 |
| 4 : Carbon & Its Compound MCQs | 1 to 10 | 11 to 20 |
| 5 : Periodic Classification of Elements MCQs | 1 to 10 | 11 to 20 |
| 6 : Life Process MCQs | 1 to 10 | 11 to 20 |
| 7 : Control & Coordination MCQs | 1 to 10 | 11 to 20 |
| 8 : How Do Organism Reproduce MCQs | 1 to 10 | 11 to 20 |
| 9 : Heredity & Evolution MCQs | 1 to 10 | 11 to 20 |
| 10 : Light Reflection & Refraction MCQs | 1 to 10 | 11 to 20 |
| 11 : Human Eye & Colorful World MCQs | 1 to 10 | 11 to 20 |
| 12 : Electricity MCQs | 1 to 10 | 11 to 20 |
| 13 : Magnetic Effect of Electric Current MCQs | 1 to 10 | 11 to 20 |
| 14 : Source of Energy MCQs | 1 to 10 | 11 to 20 |
| 15 : Our Environment MCQs | 1 to 10 | 11 to 20 |
| 16 : Management of Natural Resources MCQs | 1 to 10 | 11 to 20 |