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 Math Chapterwise. In this article of AKVTutorials, you will get Extra MCQ Questions for Class 10 Science Chemical Reactions and Equations.
MCQ Questions for Class 10 Chemical Reactions and Equations Question No 31:
When white silver chloride is left exposed to sunlight, Its colors becomes:
Option A : Gray
Option B : Yellow
Option C : Green
Option D : Red
Show/Hide Answer
Option A : Gray
MCQ Questions for Class 10 Chemical Reactions and Equations Question No 32:
In the double displacement reaction between aqueous potassium iodide and aqueous lead nitrate, a yellow precipitate of lead iodide is formed. While performing the activity if lead nitrate is not available, which of the following can be used in place of lead nitrate?
Option A : Lead sulphate (insoluble)
Option B : Lead acetate
Option C : Ammonium nitrate)
Option D : Potassium sulphate
Show/Hide Answer
Option B : Lead acetate
MCQ Questions for Class 10 Chemical Reactions and Equations Question No 33:
What type of chemical reactions take place when electricity is passed through water?
Option A : Displacement
Option B : Combination
Option C : Decomposition
Option D : Double displacement
Show/Hide Answer
Option C : Decomposition
MCQ Questions for Class 10 Chemical Reactions and Equations Question No 34:
Complete the following chemical reaction with correct option:
Pb(NO3)2 + 2KI → ……. + 2KNO3
Option A : PbI2
Option B : PbNO3
Option C : Pb(NO3)2
Option D : PbIO3
Show/Hide Answer
Option A : PbI2
MCQ Questions for Class 10 Chemical Reactions and Equations Question No 35:
Which of the following gases can be used for storage of fresh sample of an oil for a long time?
Option A : Carbon dioxide or oxygen
Option B : Nitrogen or oxygen
Option C : Carbon dioxide or helium
Option D : Helium or nitrogen
Show/Hide Answer
Option D : Helium or nitrogen
MCQ Questions for Class 10 Chemical Reactions and Equations Question No 36:
Select the oxidizing agent for the following reaction:
H2S + I2 > 2HI + S
Option A : I2
Option B : H2S
Option C : HI
Option D : S
Show/Hide Answer
Option A : CaOCl2
MCQ Questions for Class 10 Chemical Reactions and Equations Question No 37:
Which of the following is not a chemical reaction?
Option A : Souring of milk
Option B : Dissolution of sugar in water
Option C : Rusting of iron
Option D : Digestion of food in the body
Show/Hide Answer
Option B : Dissolution of sugar in water
MCQ Questions for Class 10 Chemical Reactions and Equations Question No 38:
Which one of the following processes involve chemical reactions?
Option A : Storing of oxygen gas under pressure in a gas cylinder
Option B : Liquefaction of air
Option C : Keeping petrol in a china dish in the open
Option D : Heating copper wire in presence of air at high temperature
Show/Hide Answer
Option D : Heating copper wire in presence of air at high temperature
MCQ Questions for Class 10 Chemical Reactions and Equations Question No 39:
When Ag is exposed to air it gets a black coating of
Option A : Oxidant
Option B : Rancid
Option C : Coolant
Option D : Antioxidant
Show/Hide Answer
Option D : Antioxidant
MCQ Questions for Class 10 Chemical Reactions and Equations Question No 40:
Na2CO3 + XHCL → 2NaCl + CO2 + H2O
In above reaction, the value of X is:
Option A : 1
Option B : 2
Option C : 3
Option D : 4
Show/Hide Answer
Option B : 2
| 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 |
