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For each reaction above that can be classified as an electron transfer reaction, state which element(s) gain, and which element(s) lose, electrons.
(a) Ba(OH)2 + H₂SO₄ → 2H₂O + BaSO₄
(b) NaOH + HCl → NaCl + H₂O
(c) 2H₂ + O₂ → 2H₂O
(d) C₂H₆O + 3O₂ → 2CO₂ + 3H₂O
Rising Plume
A column of hot, buoyant material within the mantle that rises due to convection, potentially leading to volcanic activity at the surface.
Subduction Zone
A region of the Earth's crust where one tectonic plate moves under another, often creating a trench and volcanic activity.
Mantle-derived
Originating or derived from the Earth's mantle, the thick layer of rock below Earth's crust and above the core.
Meteoric Water
Water originating from precipitation, including rain, snow, or hail, that infiltrates the Earth's surface.
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