Doubts
Sign in
12thPass logo
New chatPYQ LibraryDoubtsRank report
Sign in to see Recents
Sign in to save progress →
Doubts
Sign in

Ionic Equilibrium question

2018 · Shift 0 · Q2
Guest · try one question or challengeGuest · try one question or challenge
  1. PYQ Library
  2. /JEE Main
  3. /Chemistry
  4. /Ionic Equilibrium
  5. /2018 · Shift 0 · Q2

Ionic Equilibrium question

2018 · Shift 0 · Q2

JEE MainChemistryIonic EquilibriumMCQ+4 / −1
An alkali is titrated against an acid with methyl orange as indicator, which of the following is a correct combination?
  1. A
    Base Acid End point
    Weak Strong Colourless to pink
  2. B
    Base Acid End point
    Strong Strong Pinkish red to yellow
  3. C
    Base Acid End point
    Weak Strong Yellow to pinkish red
  4. D
    Base Acid End point
    Strong Strong Pink to colourless
PreviousNext

More from Ionic Equilibrium

  • An aqueous solution contains an unknown concentration of Ba2+. When 50 mL of a 1 M solution of Na2​SO4​ is added, BaSO4​ just begins to precipitate. The final volume is 500 mL. The solubility product of BaSO4​ is 1 ×…2018 · MCQ
  • Additin of sodium hydroxide solution to a weak acid (HA)results in a buffer of pH 6. If ionition constant of HA is 10 − 5, the ratio of salt to acid concentration in the buffer solution will be :2017 · MCQ
  • 50 mL of 0.2 M ammonia solution is treated with 25 mL of 0.2 M HCl. If pKb of ammonia solution is 4.75, the pH of the mixture will be :2017 · MCQ
  • pKa of a weak acid (HA) and pKb of a weak base (BOH) are 3.2 and 3.4, respectively. The pH of their salt (AB) solution is :2017 · MCQ
  • How many litres of water must be added to 1 litre of an aqueous solution of HCl with a pH of 1 to create an aqueous solution with pH of 2?2013 · MCQ
  • The pH of a 0.1 molar solution of the acid HQ is 3. The value of the ionization constant, Ka of this acid is :2012 · MCQ
  • Solubility product of silver bromide is 5.0 × 10–13. The quantity of potassium bromide (molar mass taken as 120g of mol–1) to be added to 1 litre of 0.05 M solution of silver nitrate to start the precipitation of AgBr is :2010 · MCQ
  • At 25°C, the solubility product of Mg(OH)2​ is 1.0 × 10–11. At which pH, will Mg2+ ions start precipitating in the form of Mg(OH)2​ from a solution of 0.001 M Mg2+ ions?2010 · MCQ