Which of the following mixture is not a buffer solution?
100 ml of 0.5 $N H_{4} C l$ and 100 ml of 0.6 $N N H_{4} O H$
100 ml of 0.6 $N$ $H C N$ and 100 ml of 0.4 $N$ $N a O H$
100 ml of 0.2 $N$ $N H_{4} O H$ and 100 ml of 0.2 $N C H_{3} C O O H$
100 ml of 0.4 $N$ $H C l$ and 100 ml of 0.4 $N$ $N a O H$

Question

Which of the following mixture is not a buffer solution?
100 ml of 0.5 $N H_{4} C l$ and 100 ml of 0.6 $N N H_{4} O H$
100 ml of 0.6 $N$ $H C N$ and 100 ml of 0.4 $N$ $N a O H$
100 ml of 0.2 $N$ $N H_{4} O H$ and 100 ml of 0.2 $N C H_{3} C O O H$
100 ml of 0.4 $N$ $H C l$ and 100 ml of 0.4 $N$ $N a O H$

Toppr Admin · Accepted Answer

An acidic buffer solution is prepared by mixing a weak acid and its salt with a strong base- A basic buffer solution is prepared by mixing a weak base and its salt with strong acid- A buffer solution cannot be obtained by mixing a strong acid with a strong base-

Which of the following mixture is not a buffer solution?100 ml of 0.5 NH4Cl and 100 ml of 0.6 N NH4OH100 ml of 0.6 N HCN and 100 ml of 0.4 N NaOH100 ml of 0.2 N NH4OH and 100 ml of 0.2 N CH3COOH100 ml of 0.4 N HCl and 100 ml of 0.4 N NaOH

An acidic buffer solution is prepared by mixing a weak acid and its salt with a strong base. A basic buffer solution is prepared by mixing a weak base and its salt with strong acid. A buffer solution cannot be obtained by mixing a strong acid with a strong base.