Chemical Compound And Natural Color Trivia Quiz

19 Questions | Attempts: 269
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Chemical Compound Quizzes & Trivia

Questions and Answers
  • 1. 
    What color of precipitate confirms Pb++
    • A. 

      Yellow

    • B. 

      Black

    • C. 

      Orange

    • D. 

      White

  • 2. 
    What color of precipitate confirms Hg2++
    • A. 

      Yellow

    • B. 

      Black

    • C. 

      Orange

    • D. 

      White

  • 3. 
    What color of precipitate confirms Ag+
    • A. 

      Yellow

    • B. 

      Black

    • C. 

      Orange

    • D. 

      White

  • 4. 
    What color of precipitate indicates the presence of Hg++
    • A. 

      Yellow

    • B. 

      Black

    • C. 

      Orange

    • D. 

      White

  • 5. 
    What color of precipitate indicates the presence of Pb++ centrifuge
    • A. 

      Yellow

    • B. 

      Black

    • C. 

      Orange

    • D. 

      White

  • 6. 
    What color of precipitate indicates the presence of Bi+++ centrifuge
    • A. 

      Yellow

    • B. 

      Black

    • C. 

      Orange

    • D. 

      White

  • 7. 
    What color of precipitate indicates the presence of Bi+++ centrifuge
    • A. 

      Yellow

    • B. 

      Black

    • C. 

      Orange

    • D. 

      White

  • 8. 
    What color of precipitate confirms the presence of Bi+++
    • A. 

      Yellow

    • B. 

      Black

    • C. 

      Orange

    • D. 

      White

  • 9. 
    What color of precipitate confirms the presence of Cd++
    • A. 

      Yellow

    • B. 

      Black

    • C. 

      Orange

    • D. 

      White

  • 10. 
    What color of precipitate confirms the presence of Cu++ (acidify)
    • A. 

      Yellow

    • B. 

      Black

    • C. 

      Red

    • D. 

      White

  • 11. 
    What color of solution confirms the presence of Cu++
    • A. 

      Yellow

    • B. 

      Black

    • C. 

      Red

    • D. 

      Deep Blue

  • 12. 
    What color of precipitate confirms the presence of As+3
    • A. 

      Yellow

    • B. 

      Black

    • C. 

      Red

    • D. 

      Deep Blue

  • 13. 
    What color of precipitate confirms the presence of Sb+3
    • A. 

      Yellow

    • B. 

      Black

    • C. 

      Orange

    • D. 

      Deep Blue

  • 14. 
    What color of precipitate confirms the presence of Sn++
    • A. 

      Yellow

    • B. 

      Black

    • C. 

      Orange

    • D. 

      White or gray

  • 15. 
    What color of flame confirms the presence of Na+
    • A. 

      Intense Yellow

    • B. 

      Black

    • C. 

      Orange

    • D. 

      White or gray

  • 16. 
    What color of flame confirms the presence of K+
    • A. 

      Yellow

    • B. 

      Black

    • C. 

      Orange

    • D. 

      Reddish violet

  • 17. 
    What color of precipitate confirms the presence of K+
    • A. 

      Yellow

    • B. 

      Black

    • C. 

      Orange

    • D. 

      Reddish violet

  • 18. 
    Does turning of red litmus paper into blue indicates the presence of NH4+?
    • A. 

      True

    • B. 

      False

  • 19. 
    What do we use to confirm in flame test?
    • A. 

      Back of the test tube brush

    • B. 

      Nichrome wire

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