Write down the equations according to the schemes: a) phosphorus oxide (V) + water = phosphoric acid

Write down the equations according to the schemes: a) phosphorus oxide (V) + water = phosphoric acid b) hydrochloric acid + aluminum = aluminum chloride + hydrogen c) silver nitrate + iron (III) chloride = silver chloride + nitrate d) aluminum hydroxide = aluminum oxide + water

a) The reaction takes place between substances such as pentavalent phosphorus oxide and water. Phosphoric acid is formed. We write the reaction equation like this:
P2O5 + 3 H2O = H3PO4

b) The reaction takes place between substances such as hydrochloric acid and aluminum. Aluminum chloride and hydrogen are formed. We write the reaction equation like this:

6 HCl + 2 Al = 2 AlCl3 + 3 H2

c) The reaction takes place between substances such as silver nitrate and ferric chloride. Formed silver chloride and ferric nitrate. We write the reaction equation like this:

3 AgNO3 + FeCl3 = 3 AgСl + Fe (NO3) 3

d) The reaction of decomposition of aluminum hydroxide into aluminum oxide and water. We write the reaction equation like this:

2 Al (OH) 3 = Al2O3 + 3 H2O.



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