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NEET levelSingle correct optionDifficulty 1 of 3ie117

Which pair can be used to prepare a basic buffer?

A $NH X_{4} Cl$ and $HCl$
B $NaOH$ and $NaCl$
C $NH X_{3}$ and $NaOH$
D $NH X_{3}$ and $NH X_{4} Cl$

Answer: D

A basic buffer is a weak base with its salt with a strong acid, as in

NH X_{3}

/

NH X_{4} Cl

. A strong base or strong acid with its salt does not resist pH change.

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