Acid, Bases And Salts(Testing)


5 Questions MCQ Test Testing 2 | Acid, Bases And Salts(Testing)


Description
This mock test of Acid, Bases And Salts(Testing) for Class 10 helps you for every Class 10 entrance exam. This contains 5 Multiple Choice Questions for Class 10 Acid, Bases And Salts(Testing) (mcq) to study with solutions a complete question bank. The solved questions answers in this Acid, Bases And Salts(Testing) quiz give you a good mix of easy questions and tough questions. Class 10 students definitely take this Acid, Bases And Salts(Testing) exercise for a better result in the exam. You can find other Acid, Bases And Salts(Testing) extra questions, long questions & short questions for Class 10 on EduRev as well by searching above.
QUESTION: 1

What happens when a solution of an acid is mixed with a solution of a base in a test tube?
(i) Temperature of the solution decreases
(ii) Temperature of the solution increases
(in) Temperature of the solution remains the same
(iv) Salt formation takes place

Solution:

(ii) and (iv)

QUESTION: 2

When hydrogen chloride gas is prepared on a humid day, the gas is usually passed through the guard tube containing calcium chloride. The role of calcium chloride taken in the guard tube is to

Solution:

Answer: c
Explaination: Reason: Guard tube drys (absorbs water) from calcium chloride on a humid day.

QUESTION: 3

Which one of the following salts does not con-tain water of crystallisation?

Solution:

Baking soda

QUESTION: 4

In terms of acidic strength, which one of the following is in the correct increasing order?

Solution:

A

QUESTION: 5

What is formed when zinc reacts with sodium hydroxide?

Solution:

Answer: b
Explaination: Reason: Zn + 2NaOH → Ma2Zn02 (Sodium Zincate) + H2