Combination reactions — task. Science Test Space, Class 10.

Answer variants:

Compound + Compound → Compound

Element + Compound → Compound

Element + Element → Compound

1. \(2K_{(s)}+Cl_{2(g)}→2KCl_{(s)}\):

2. \(2NaOH+CuSO_4→Cu(OH)_2+Na_2SO_4\):

3. \(PCl_{3(l)}+Cl_{2(g)}→PCl_{5(s)}\):

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