Question

What is the product? P₄O₁₀+ 6 H₂O →

		3 H2PO3 + H2O
		PO2  + H2
		PH3 + O2
		P(OH)3
		4 H3PO4
		No reaction   What is the product? Al2O3 + 2 NaOH + 3H2O → 2Al(OH)3  + 3H2O + 2Na 2NaAl(OH)4   2NaAlO2 + H2 2AlH3O2 + Na2O 2AlO3  + H2O + Na2O 2AlO2   + 2H2O + Na2O What kind of oxide is P4O10? acidic basic amphoteric molecular molecular acidic molecular basic molecular amphoteric What is the product? Al2O3 + 6HCl → 2AlCl3 + 3H2O 2Al(OH)3   + Cl2 2AlCl + O2 + H2 2AlH3 + Cl2 + O2 2Al(ClO)3  + H2O 2Al(ClO2)2   + 2H2O

Answer 1

P4O10+ 6 H2O = 4H3PO4

Al2O3 + 2 NaOH + 3 H2O → 2 NaAl(OH)4

P4O10 is an acidic oxide as it reacts with water to form phosphoric acid.

Al2O3 + 6 HCl → 2 AlCl3 + 3 H2O