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White phosphorus when boiled with strong...

White phosphorus when boiled with strong solution of caustic soda prduces :

A

sodium phosphide

B

sodium phosphate

C

sodium hypophosphite

D

red phosphorus

Text Solution

Verified by Experts

The correct Answer is:
C
`3NaOH+P_(4)+3H_(2)O to underset("Phosphine")(PH_(3))+underset("Sodium Hypophosphite")(3NaH_(2)PO_(2))`
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What happens when: a. Hot and concentrated NaOH solution reacts with I_(2) . b. White phosporus is heated with caustic soda. c. Excess of caustic soda reacts with zinc sulphate solution. d. Excess of caustic soda is added to AICI_(3) solution. e. Sodium is heated strongly in oxygen and the product is treated with H_(2)SO_(4) .

RESONANCE-P BLOCK ELEMENTS-ALP PART 1 OBJECTIVE
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  2. The true statement of the acids of phosphorus H(3)PO(2),H(3)PO(3) and ...

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  3. White phosphorus when boiled with strong solution of caustic soda prd...

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  4. Oxygen can be obtained from bleaching powder by:

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  5. Which compound does not give oxygen on heating?

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  6. Acidified potassium permanganate is dropped over sodium peroxide taken...

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  7. Which pair of species are referred to as suboxides respectively?

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  8. Which of the following statements is not true about ozone ?

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  9. Ozone is prepared by passing silent electric discharge through oxygen....

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  10. Which of the following is responsible strach-iodide paper blue when it...

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  11. Which one of the following property is not correct for ozone?

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  12. Ozone give carbonyl compounds with :

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  13. Moist iodine reacts with ozone to form.

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  14. Which ion cannot be oxidizes by ozone?

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  15. Which of the following solutions does not change its colour on passing...

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  16. A green coloured solution of a salt changes its colour to light pink o...

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  17. Mercury loses its meniscus on passing ozone through it. The menicus ca...

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  18. All the following decompes easily on heating to give oxygen except :

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  19. What is the product formed when ozone reacts with mercury?

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  20. Which one of the following properities is correct for ozone ?

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