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Can someone explain - Equilibrium - JEE Main

In an acid -base titration , 0.1\:\:M\:\:HCL solution was added to the NaOHsolution of unknown strength . Which of the following correctly shows the change of pH of the titration mixture in this experiment ?

  • Option 1)

    (B)

  • Option 2)

    (A)

  • Option 3)

    (C)

  • Option 4)

    (D)

Answers (1)
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V=0    then pH will be high due to  NaOH

V=V_{t}  then pH will decrease 

 NaOH+HCl\rightarrow NaCl+H_{2}O

At a certain volume of solution suddenly change.


Option 1)

(B)

Option 2)

(A)

Option 3)

(C)

Option 4)

(D)

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