Chemical Reactions And Equations


10 Questions MCQ Test Important Questions Chemistry (Board Preparation) | Chemical Reactions And Equations


Description
This mock test of Chemical Reactions And Equations for Class 10 helps you for every Class 10 entrance exam. This contains 10 Multiple Choice Questions for Class 10 Chemical Reactions And Equations (mcq) to study with solutions a complete question bank. The solved questions answers in this Chemical Reactions And Equations quiz give you a good mix of easy questions and tough questions. Class 10 students definitely take this Chemical Reactions And Equations exercise for a better result in the exam. You can find other Chemical Reactions And Equations extra questions, long questions & short questions for Class 10 on EduRev as well by searching above.
QUESTION: 1

Before burning in air, the magnesium ribbon is cleaned by rubbing with a sand paper to:

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QUESTION: 2

 In a chemical reaction between sulphuric acid and barium chloride solution the white precipitates formed are of:

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QUESTION: 3

The respiration process during which glucose undergoes slow combustion by combining with oxygen in the cells of our body to produce energy, is a kind of:

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*Multiple options can be correct
QUESTION: 4

Identify the chemical change.

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QUESTION: 5

It is necessary to balance a chemical equation in order to satisfy the law of:

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QUESTION: 6

Rusting of iron involves a chemical reaction which is a combination of:

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QUESTION: 7

The displacement reaction between iron (III) oxide and a metal X is used for welding the rail tracks. Here X is:

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QUESTION: 8

The chemical reaction between Hydrogen sulphide and iodine to give Hydrogen iodide and sulphur is given below:
 
The reducing and oxidizing agents involved in this redox reaction are:

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*Multiple options can be correct
QUESTION: 9

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 solution 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?

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QUESTION: 10

A substance ‘X’ is used in white-washing and is obtained by heating limestone in the absence of air. Identify ‘X’.

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