Chemistry
Complete the blanks (a) to (e) in the passage given, using the following words. [Ammonium, reddish brown, hydroxyl, nitrogen dioxide, ammonia, dirty green, alkaline, acidic]. In the presence of a catalyst, nitrogen and hydrogen combine to give (a) ………….. gas. When the same gas is passed through water, it forms a soln. which will be (b)………….. in nature, and will contain the ions (c) ………….. and (d) ………….. .(e) A ………….. coloured ppt. of iron [II] hydroxide is formed when the above solution is added to iron [II] sulphate solution.
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