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. It 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
25 Likes
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
Answered By
15 Likes
Related Questions
Assertion (A): Ammonia is recovered by liquification process in Haber's process.
Reason (R): Nitrogen and hydrogen liquify with difficulty as compared to ammonia.
- Both A and R are true and R is the correct explanation of A.
- Both A and R are true but R is not the correct explanation of A.
- A is true but R is false.
- A is false but R is true.
Assertion (A): Liquid ammonia is used as a refrigerant in ice plants.
Reason (R): CFC, the main refrigerant, causes global warming.
- Both A and R are true and R is the correct explanation of A.
- Both A and R are true but R is not the correct explanation of A.
- A is true but R is false.
- A is false but R is true.
Fill in the blank from the choices given in bracket :
(a) Ammonia gas is collected by ………….. (upward displacement of air, downward displacement of water, downward displacement of air).
(b) Ammonia reacts with excess chorine to form …………… (nitrogen / nitrogen trichloride / ammonium chloride).
Complete the blanks (i) to (v) 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 (i) ………….. gas. When the same gas is passed through water, it forms a soln. which will be (ii)………….. in nature, and will contain the ions (iii) ………….. and (iv) …………… . A (v) ………….. coloured ppt. of iron [II] hydroxide is formed when the above solution is added to iron [II] sulphate solution.