Ionic Product of Water and pH Scale

JEE Main Chemistry · Ionic Equilibrium · 9 questions, latest first

• Arrange the following resultant mixtures in increasing order of their pH values A. 10 mL 0.2 M Ca(OH)_2+25 mL 0.1 M HCl B. 10 mL…20265 April, Shift 1 · Q56
• An aqueous solution of HCl with pH 1.0 is diluted by adding equal volume of water (ignoring dissociation of water). The pH of HCl…20257 April, Shift 1 · Q54
• x mg of Mg(OH)_2 (molar mass =58 ) is required to be dissolved in 1.0 L of water to produce a pH of 10.0 at 298 K. The value of x…20254 April, Shift 2 · Q71
• pH of water is 7 at 25^° C. If water is heated to 80^° C., it's pH will:202523 January, Shift 2 · Q58
• Which of the following statement(s) is/are correct? The pH of 1 × 10^-8 M HCl solution is 8. The conjugate base of H_2 PO_4^- is…202315 April, Shift 1 · Q64
• An analyst wants to convert 1 L HCl of pH=1 to a solution of HCl of pH 2. The volume of water needed to do this dilution is ____…202312 April, Shift 1 · Q85
• 600 mL of 0.01 M HCl is mixed with 400 mL of 0.01 M H_2 SO_4. The pH of the mixture is ____ × 10^-2. (Nearest integer) [Given log…202330 January, Shift 1 · Q56
• Millimoles of calcium hydroxide required to produce 100 mL of the aqueous solution of pH 12 is x × 10^-1. The value of x is ____…202329 January, Shift 1 · Q51
• When the hydrogen ion concentration [H^+] changes by a factor of 1000, the value of pH of the solution ____202325 January, Shift 2 · Q33