Vhich of the following is true for the eaction N2(g) + 3 H2(g) → 2 NH3(g)? A) Nitrogen is oxidized. B) Hydrogen is reduced. C) Nitrogen is the reducing agent. D) Hydrogen is the reducing agent. E) Hydrogen is the oxidizing agent.

Use the References to access important values if needed for this question. 2Bi + HXeO4+ 3H2O- —Хе + 2Bi(ОН)з+ ОН In the above redox reaction, use oxidation numbers to identify the element oxidized, the element reduced, the oxidizing agent and the reducing agent. name of the element name of the element oxidized: reduced: formula of the formula of the oxidizing agent: reducing agent:

In the following reaction, which element in what species is oxidized? C,H, (g) + 3 0, (g) → 2 CO, (g) + 2 H,0 (g)

4Cr + 6NO2- + 9H204Cr(OH)3 + 3N2O+ 6OH- In the above redox reaction, use oxidation numbers to identify the element oxidized, the element reduced, the oxidizing agent and the reducing agent. name of the element oxidized: fill in the blank 1 name of the element reduced: fill in the blank 2 formula of the oxidizing agent: formula of the reducing agent: