The indicator used in the titration of iodine against sodium thiosulphate is
The indicator used in the titration of iodine against sodium thiosulphate is Options (a) starch (b) K₃ [Fe(CN)₆] (c) K₂CrO₄…
6 years ago
Equilibrium
In which of the following reaction Kp > Kc
In which of the following reaction Kp > Kc Options (a) PCl₃ + Cl₂ → PCl₅ (b) N₂ + 3H₂…
6 years ago
At 25⁰C the pH value of a solution is 6, then the solution is
At 25⁰C the pH value of a solution is 6, then the solution is Options (a) acidic (b) neutral (c)…
6 years ago
The precipitation occurs if ionic product is
The precipitation occurs if ionic product is Options (a) equal to solubility product (b) less than solubility product (c) more…
6 years ago
Which of the following has lowest pH value
Which of the following has lowest pH value Options (a) 1 M HCl (b) 1 M NaOH (c) 1 M…
6 years ago
Which of the following has highest pH value with water
Which of the following has highest pH value with water Options (a) NaHCO₃ (b) NaCl (c) KCl (d) Na₂CO₃ Correct…
6 years ago
pH value of a solution, whose hydronium ion concentration is 6.2 x 10⁻⁹ mol/L is
pH value of a solution, whose hydronium ion concentration is 6.2 x 10⁻⁹ mol/L is Options (a) 7.75 (b) 7.21…
6 years ago
If the hydrogen ion concentration of an acid decreases 10 times, its pH value
If the hydrogen ion concentration of an acid decreases 10 times, its pH value Options (a) remains unchanged (b) increases…
6 years ago
The correct order of acidic strength is
The correct order of acidic strength is Options (a) HBr < HCl < HI < HF (b) HCl < HBr…
6 years ago
In the titration of strong acid and weak base, the indicator used is
In the titration of strong acid and weak base, the indicator used is Options (a) thymolphthalein (b) methyl orange (c)…
6 years ago