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ΑΛΑΤΑ. Άλατα ονομάζονται οι ιοντικές ενώσεις οι οποίες έχουν γενικό τύπο:. Όπου: Μ χ+ :κατιόν μετάλλου( Να + , Ca 2+ ,….) ή θετικό πολυατομικό ιόν (ΝΗ 4 + ) Α y- : μονοατομικό ανιόν ( Cl - , S 2- ,….. εκτός Ο 2- ) ή αρνητικό πολυατομικό ιόν ( SO 4 2- , NO 3 - ,…. εκτός από ΟΗ - ). - PowerPoint PPT Presentation

Transcript of Μ y A x

  • yAx ::+ : ( + , Ca2+ ,.) (4+)y- : (Cl-, S2-,.. 2-) (SO42-, NO3-,. -): y .

  • Cl ( ) : , , . CaCO3 (): .Na2CO3 (): .NaClO: gBr: SnF2 : Ca3(PO4)2 :

  • . : y- , y- :F-, Cl-, Br- , I-, S2-, CN-. : y- ( ). 2. : y- : ( ).

  • Na2HPO4 KH2PO4

  • :

    Cl: CaCO3 : NaHCO3: CaSO4 2H2O: CuSo4 5H2O :

  • . : OH + HCl -> NaCl+H2O , 2KOH + H2SO4->K2SO4 + 2H2O 2 : Zn + 2HCl-> ZnCl2 + H2

  • ) , .) . , , . : aCl(aq) -> Na+ (aq) + Cl - (aq) NH4Br (aq) -> NH4+ (aq) + Br- (aq)) . (.. aCl, KBr, Na2SO4.) . (.. CaCO3, AgCl, Ca3(PO4)2.)

    ) , 25C, pH=7 pH7 . pH= 7.

  • :

    ) . , : : . (.. Na2SO4, CaCl2, K3PO4) : . (.. HSO4, KHCO3) : . (.. Mg(OH)Cl: )

    ) . (.. KNaCO3: , H4MgPO4: )

    ) . ( ).. CaSO4 * 2H2: CuSO4 * 5H2O: Al(SO4)2* 12H2O:

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