Indicators and Acid Base Titrations MCQs Quiz Online PDF Download

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MCQs on Indicators and Acid Base TitrationsQuiz PDF Download

MCQ: Carminic acid gives purple color with

  1. acids (H+-)
  2. alkalis (-OH-)
  3. weak acids (H+-)
  4. all of them

B

MCQ: Litmus is used to test either substance is

  1. acidic or alkaline
  2. aqueous or pure liquid
  3. moist gas or dry gas
  4. semi-solid or solid

A

MCQ: Addition of acid to indicator will shift equilibrium towards

  1. right
  2. left
  3. up
  4. down

B

MCQ: Insect which feed on cactus has a scarlet pigment known as

  1. cochineal
  2. carminic acid
  3. chloroplast
  4. both A and B

D

MCQ: Phenolphthalein changes color in

  1. acids
  2. alkalis
  3. water
  4. salt solutions

B