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A mixture of Al(OH)(3) and Fe(OH)(3) can...

A mixture of `Al(OH)_(3)` and `Fe(OH)_(3)` can be separated easily by treating it with:

A

HCl

B

`NH_(4)OH`

C

`HNO_(3)`

D

NaOH

Text Solution

Verified by Experts

The correct Answer is:
4
`Be(OH)_(2)+2OH^(-)to[Be(OH)_(4)]^(-2)` solible in water
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NARAYNA-S-BLOCK ELEMENTS-ALKALI EARTH METALS LEVELS-II(C.W)(COMPOUNDS OF ALKALINE EARTH METALS)
  1. Which amongst the following is also called as a sesqui oxide :

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  2. Which of the following compounds is highly soluble in water ?

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  3. Which of the following compounds is highly soluble in water ?

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  4. The acid showing salt-like character in aqueous solution is

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  5. Which of the following statements is true about Ca(OH)(2)?

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  6. The thermal stability of alkaline earth metal carbonates -MgCO(3),CaCO...

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  7. Which of the following can dissolves limestone?

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  8. When an alkyl halide reacts with an alkoxide, the product is-

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  9. The pair of amphoteric hydroxides is

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  10. Which of the following atom is diamagnetic?

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  11. BeO is least soluble in

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  12. Acetylene can be prepared from

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  13. Serveral blocks of magnesium are fixed to the bottom of a ship to

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  14. Which of the following element belongs to alkaline earth metals...

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  15. A mixture of Al(OH)(3) and Fe(OH)(3) can be separated easily by treati...

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  16. Oxygen evolves on heating :

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  17. A solution of MgCl(2) in water has pH

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  18. The reaction of sodium thiosulphate with I(2) gives:

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  19. Which of the following complex acts as good reducing agent ?

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  20. The minimum heat of reaction is required in the formation of :

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