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Write balanced equations for the followi...

Write balanced equations for the following :
(i) Phosphorus is reacted with boiling aqueous solution of sodium hydroxide in an inert atmosphere.
(ii) Dilute nitric acid is slowly reacted with metallic tin.

Text Solution

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(i) Phosphine gas is formed.
`P + 3NaOH + 3H_2 O overset (In ert) underset (atm.)rarr 2 NaH_2 PO_2 + PH_3 uarr`
(ii) Nitrous oxide is envolved.
`4 Sn + (dil.) 10 HNO_3 rarr 4 Sn(NO_3)_2 + N_2 O uarr + 5 H_2 O`
`(Sn rarr Sn^(+2) , NO_3^(Ө) rarr N_2 O)`.
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CENGAGE CHEMISTRY ENGLISH-P-BLOCK GROUP 15 ELEMENTS - THE NITROGEN FAMILY-Exercises Archives (Subjective)
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