Which of the following indicates the correct order of acidic strength

1.	Which of the following indicates the correct order of acidic strength of the following acids. I. HCOOH (Ka = 1.8 × 10−4) II. CH3COOH(Ka = 1.8 × 10−5) III : HCN (Ka = 4.8 × 10−10) IV: HS- (Ka = 1 ×10-14)
Answer» Which of the following indicates the correct order of acidic strength of the following acids. I. HCOOH (Ka = 1.8 $\times$ $10^{- 4}$ ) II. $C H_{3} C O O H$ (Ka = 1.8 $\times$ $10^{- 5}$ ) III : HCN (Ka = 4.8 $\times$ $10^{- 10}$ ) IV: HS- (Ka = 1 $\times$ 10-14)

Which of the following indicates the correct order of acidic strength of the following acids. I. HCOOH (Ka = 1.8 × 10−4) II. CH3COOH(Ka = 1.8 × 10−5) III : HCN (Ka = 4.8 × 10−10) IV: HS- (Ka = 1 ×10-14)

Answer»

Which of the following indicates the correct order of acidic strength of the following acids.

I. HCOOH (Ka = 1.8 $\times$ $10^{- 4}$ )

II. $C H_{3} C O O H$ (Ka = 1.8 $\times$ $10^{- 5}$ )

III : HCN (Ka = 4.8 $\times$ $10^{- 10}$ )

IV: HS- (Ka = 1 $\times$ 10-14)