Home/Chemical Equilibrium
Ph
Question#1
The pH of water at C o 25 is nearly [CPMT 1986, 89, 90, 93; CBSE PMT 1989; MADT Bihar 1995]
Please select an option
Solution:
Question#2
When solid potassium cyanide is added in water then [CPMT 2002; BHU 2002]
Please select an option
Solution:
\( KCN + H2O \leftrightarrow KOH + HCN \) . KOH is a strong base and HCN is a weak acid.
Question#3
0.1 mole of CH3NH2 (Kb = 5 x104 ) is mixed with 0.08 mole of HCl and diluted to one litre. What will be the H+ concentration in the solution? [IIT 2005]
Please select an option
Solution:
Question#4
The pH of a 0.001M NaOH will be [MP PMT 1995; UPSEAT 2001]
Please select an option
Solution:
Question#5
Pka value of some acids is given below choose the weaker acid. ETEA2016
Please select an option
Solution:
\( PK_a \propto \frac{1}{acdity } \)
Related MCQ's Catrgories
Categories
1. Introduction To Fundamental
2. Atomic Strcuture
6. Chemical Equilibrium
7. Reaction kinetics
8. Thermochemistry
9. Electrochemistry
11. s and p block Elements
14. Chemistry Of Hydrocarbons
15. Benzene
16. Alcohol and phenols
18. Aldehyde and ketones
19. Carboxylic acid
20. Macromolecules