Chemical Reaction And Equation


5 Questions MCQ Test Class 10 Board Preperation | Chemical Reaction And Equation


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Attempt Chemical Reaction And Equation | 5 questions in 5 minutes | Mock test for Class 10 preparation | Free important questions MCQ to study Class 10 Board Preperation for Class 10 Exam | Download free PDF with solutions
QUESTION: 1

What is rust? 

Solution:
QUESTION: 2

The reaction H+ Cl---------> 2HCl represents :-

Solution:

Genral Formula of Combination Reaction :- A + B -----> AB

QUESTION: 3

In the reaction PbO + C --------> Pb + CO

Solution:

The Element which oxidises itself and reduces other element is termed as Reducing Agent

QUESTION: 4

Chemically rust is :-

Solution:

Chemical Formula of rust is :- Fe2O+ XH2O

Since There is Fe (Temed as Ferric) 

Answer would be Ferric Oxide

QUESTION: 5

Which of the following reaction is not correct

Solution:

Ag can't displace Cu as in reactivity series Ag is placed below Cu.

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