Which of the following substance yield a basic solution when dissolved in water `NaCN, HF, NH_4F ,KF`
1) 1 &3
2) only 4
3) 3& 4
4) 1&4​

Consider the following salts. Which one(s) when dissolved in water will produce an acidic solution? 1. NH_(4)Cl , 2. KHSO_(4) , 3. NaCN , 4. KNO_(3)

Consider the following salts. Which one(s) when dissolved in water will produce a basic solution? 1. RbClO_(4) , 2. NaNO_(2) , 3. NH_(4)Cl , 4. NaCl

Which of the following is not a solution of the equation 3x -4y = 8? (A) (4,1) (B) (8,4) (C ) (1,4) (D) (0, -2)

Number of ions produced when [Cu(NH_3)_4]Cl_2 is dissolved in water is/are

The solution of the complex [Cu(NH_3)_4]SO_4 in water-

Which of the following number is the greatest ? 2^(1/2), 3^(1/3), 4^(1/4), 6^(1/6

Predict if the solutions of the following salts are neutral, acidic or basic: NaCl, KBr, NaCN, NH_(4)NO_(3), NaNO_(2) and KF