You are browsing the best resource for TNPSC Group 1 Exam.

for the Aspirants who are preparing for Group 2,2A, Group 4,VAO kindly refer your Syllabus and Prepare with our site.


Acids, Base and Salts


7. 

the heat of neutralisation is constant for

Answer : A. strong acid- strong base

Justify your answer :  
Name:  
Email ID:  
 

8. 

Gypsum salt is

Answer : C. CaSO4. 2H2O

Justify your answer :  
Name:  
Email ID:  
 

9. 

Epsom salt is

Answer : B. MgSO4.7H2O

Justify your answer :  
Name:  
Email ID:  
 

10. 

pH of blood is

Answer : B. 7.4

Justify your answer :  
Name:  
Email ID:  
 

11. 

Mohr's salt is

Answer : A. (NH4)2 . Fe(SO4)2 . 6H2O

Justify your answer :  
Name:  
Email ID:  
 

12. 

If pH = 7, pOH=?

Answer : B. 7 (pH+pOH =14, then 7+pOH=14, pOH=14-7, pOH=7)

Justify your answer :  
Name:  
Email ID:  
 


TOP