Фосфор и его соединения

  • Published on
    30-Dec-2015

  • View
    41

  • Download
    0

Embed Size (px)

DESCRIPTION

. . : P. : 15. : 3- , - VA (2) : 30.973761 ( ): - PowerPoint PPT Presentation

Transcript

:P. :15. :3- , - VA (2) :30.973761 ( ):-3,+1,+3,+4,+5 ( ):I, III, VI,V:2,10. : [Ne]3s233.

0,105% , , , . 0,07 /. , 200 . 3(4)3, ( 33(4)3F2, , Ca5(PO4)3F), ,. .

; . , , .

, , . 1847 . 500 () . n .

. ( 0,0005 /), - - . 1,83 /, +34C, +280C. , . - P4O10.

, (4 + 62 3+ 332) (3), ( ) ( ), .).

(- ) 44,1. , . ; P4. (), . , ( , , ). 0,050,1 .

:4P + 5O2 2P2O5( ),4P + 3O2 2P2O3( ).

,, , : , :2P + 3Ca Ca3P2,2P + 3Mg Mg3P2. :2P + 3S P2S3,2P + 3Cl2 2PCl3. . :32 + 6HCl = 3CaCl2 + 2PH3

. , . :34+ 3AgNO3= Ag3PO4+ 3HNO3 . -, - .34+ NaOH = NaH2PO4+ H2O ( )H3PO4+ 2NaOH = Na2HPO4+ 2H2O ( )H3PO4+ 3NaOH = Na3PO4+ 3H2O ( ) - , , , , , , . 33(4)3Ca(OH)2. . . D. 8001500. .