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White phosphorous on reaction with NaOH ...

White phosphorous on reaction with `NaOH` gives `PH_(3)` and

A

`Na_(2)HPO_(3)`

B

`NaH_(2)PO_(2)`

C

`NaH_(2)PO_(3)`

D

`Na_(3)PO_(4)`

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The correct Answer is:
B
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There are some deposits of nitrates and phosphate in earth's crust. Nitrates are more soluble in water. Nitrates are difficult to reduce under the laboratory conditions but microbes do it easily. Ammonia forms large number of complexes with transition metal ions. Hybridization easily explains the ease of sigma donation capability of NH_(3) and PH_(3) . Phosphine is a flammable gas and is prepared from white phosphorous. White phosphorus on reaction with NaOH gives PH_(3) as one of the products. This is a:

White phosphorus on reaction with NaOH gives PH_(3) as one of the products. This is a

There are some deposits of nitrated and phosphates in the earth's crust. Nitrates are more soluble in water. Nitrates are difficult to reduce under laboratory conditions but microbes do it easily. Ammonia forms a large number of complexes with transition metal ions. Hybridisation easily explains the ease of sigma donation capability of NH_3 and PH_3 . Phosphine is a flammable gas and is prepared from white phosphorous. White phosphorous on reaction with NaOH gives PH_3 as one of the products. This is a.

White phosphorus reacts with caustic soda to form PH_(3) and NaH_(2) PO_(2) . This reaction is an example of

Assertion: Reaction of white phosphorus with NaOH(aq) gives PH_(3) . Reason: The reaction is disproportionation of P in alkaline medium.

RESONANCE-NITROGEN & OXYGEN FAMILY-Part-II National Standard Examination in chemistry
  1. In the above reaction (in Q.99) Na(2)S(2)O(4) acts as a

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  2. The ozone hole in the upper atmosphere of the earth is due to the brea...

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  3. The electron -pair geometry of the central oxygen atom of ozone is

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  4. P(4)(s) + 3OH^(-) (aq) + 3H(2)O (I) rarr PH(3) (g) + 3H(2)PO(2)^(-) (a...

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  5. The compound which can act as an oxidizing agent as well as reducing a...

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  6. When an inert atmosphere is required in metallurgical operation nitrog...

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  7. The nitrogen compound formed when CaCN(2) reacts with steam or hot wat...

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  8. The element that has the highest tendency to catenate is

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  9. The chemical formula of 'laughing gas' is

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  10. Phosphine is prepared by the action of

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  11. The reddish -brown gas formed when nitric oxide is oxidized by air is

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  12. Which of the following salt/s of H(3)PO(3) exists ? (I)) NaH(2)PO(3)...

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  13. Acidity of diprotic acids in aqueous solutions increases in the order

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  14. Upon long standing concetrated HNO(3)

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  15. The reaction that doses not produce nitrogen is :

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  16. White phosphorous on reaction with NaOH gives PH(3) and

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  17. P,Q, R and S are four metals whose typical reaction are given below ...

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  18. The following compounds are heated (i) KNO(3) (ii) Cu(NO(3))(2) (iii) ...

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  19. Nitrogen exists as diatomic molecule and phosphorus as P(4). Why ?

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  20. Which of the following cannot act as an oxidising agent ?

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