Chemistry
Name:
(a) the gas which is prepared by Haber's process.
(b) two gases which give dense white fumes with ammonia.
(c) one salt of ammonia in each case which is used in:
(i) dry cell (ii) explosives (iii) medicine
(d) an acidic gas which reacts with a basic gas liberating a neutral gas,
(e) a metallic chloride soluble in ammonium hydroxide,
(f) the gas obtained when ammonia burns in an atmosphere of oxygen without any catalyst,
(g) a nitride of a divalent metal which reacts with warm water liberating ammonia,
(h) an amphoteric oxide reduced by the basic gas,
(i) a white salt produced by an acidic gas and a basic gas,
(j) The gas that burns in oxygen with a green flame.
(k) The gas produced when excess ammonia reacts with chlorine.
(l) The white crystalline solid that is soluble in water which liberates a pungent smelling gas when heated with sodium hydroxide solution.
(m) An alkaline gas which produces dense white fumes when reacted with HCl gas.
Ammonia
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Answer
(a) Ammonia
(b) Hydrogen chloride and chlorine gas
(c)
(i) dry cell — ammonium chloride
(ii) explosives — ammonium nitrate
(iii) medicine — ammonium carbonate
(d) Acidic gas — Cl2 ; Basic gas — Ammonia; Neutral gas — N2
2NH3 + 3Cl2 ⟶ N2 + 6HCl
(e) Silver chloride
(f) Nitrogen
(g) Magnesium nitride
(h) Lead oxide
(i) Ammonium chloride
(j) Ammonia (NH3)
(k) Nitrogen
8NH3 [excess] + 3Cl2 ⟶ 6NH4Cl + N2
(l) Ammonium salts like ammonium chloride, ammonium sulphate
(m) Ammonia gas
NH3 + HCl ⟶ NH4Cl
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