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Which of the following is incoluble in e...

Which of the following is incoluble in excess of NaOH?

A

`Al(OH)_(3)`

B

`Cr(OH)_(3)`

C

`Fe(OH)_(3)`

D

`Zn(OH)_(2)`

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Knowledge Check

  • Which of the following is/are soluble in excess of NaOH,(X) Pb(OH)_(2)(Y), CuS,(Z),Al(OH)_(3)

    A
    X
    B
    Y
    C
    Z
    D
    None of these

  • Which of the following are soluble in excess of NaOH (X) : As_(2)S_(3) ,(Y) : CuS ,(Z) : AICI_(3)

    A
    X,Y,Z
    B
    Y,Z
    C
    X,Z
    D
    X,Y

  • Which of the following is (are) soluble in excess of NaOH ?

    A
    `Cr(OH)_(3)`
    B
    `Fe(OH)_(3)`
    C
    `Al(OH)_(3)`
    D
    `Zn(OH)_(2)`
    • NARAYNA-QUALITATIVE ANALYSIS-LEVEL -III
    1. Which of the following is incoluble in excess of NaOH?

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    2. In the borax test of Co^(2+) , the blue colour of bead is due to the f...

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    3. Mercurous ion is represent as

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    4. The metal ion which is precipitated when H(2)S is passed with HCl is

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    5. Which of the following is not a prelminary test used to detect ions?

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    6. Which of the following metal sulphides has maximum solubility in water...

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    7. The compound formed in the borax bead test of Cu^(2+) ion in oxidising...

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    8. A gas X is passed through water to form a saturated solution. The aque...

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    9. An aqueous solution of a substance gives a white percipitate on treatm...

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    10. Identify the correct order of solubility of Na(2)S,CuS and ZnS in aque...

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    11. When H(2)S gas is passed thorugh the HCl containing aqueous solution o...

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    12. Mark the correct statement

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    13. Potassium chromate solution is added to an aqueous solution of a metal...

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    14. PbCrO(4) is yellow in colour due to

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    15. PbCl(2) is added with 'X' as a result an yellow coloured precipitate '...

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    16. Which of the following can be used to precipitated lead salt

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    17. When cupric sulphate solution is added with 'X' it produced a deep blu...

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    18. Schewitzer's reagent is

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    19. Which of the following is used to oxidise Fe^(+2) to Fe^(+3) in III gr...

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    20. On addition of aqueous NaOH to a salt solution, a white gelatinous pre...

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