H2O + P2O5 = ? Mg + HI = ? HI + Al = ?

Question

H2O + P2O5 = ?

Mg + HI = ?

HI + Al = ?

Comments

третье первый какой элемент

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йод

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3 Н 2 O + P 2 O 5 = 2 Н 3 PO 4

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6 HI + 2 Al = 2 AlI 3 + 3 H 2

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2 Mg + 2 HI = 2 MgH + I 2

Answer 1

3H2O+P2O5=2H3PO4

Mg+2HI=MgI2+H2

6HI+2Al=2AI3+3H2