Ammonia

______________ + potassium hydroxide → potassium phosphate + ammonia gas + water

• ammonium phosphate

• ammonium sulphate

• ammonium chloride

• ammonium nitrate

______________ + Ca(OH)₂ → CaSO₄ (aq) + NH₃ + H₂O

• ammonium nitrate, NH₄NO₃

• ammonium sulphate, (NH₄)₂SO₄

• ammonium chloride, NH₄Cl

• ammonium phosphate, (NH₄)₃PO₄

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Ammonia is used for:
a) cleaning agent
b) fertiliser
c) explosive production
d) soap production

• a and b
• b, c and d
• a, b and c
• c and d

Which of the following metals can be used to catalyse the synthesis of ammonia?

• Aluminium
• Iron
• Nickel
• Platinum

The Haber process is the name we give to the industrial production of

• Ammonia
• Salt
• Sodium Hydroxide
• Soap

Tags

NGSS.HS-ETS1-3

NGSS.HS-PS1-5

Which of the following reactants will not produce ammonia on heating?

• Ammonium chloride and calcium hydroxide

• Ammonium sulfate and calcium oxide

• Potassium hydroxide and sodium nitrate

• Sodium hydroxide and ammonium nitrate

Which equation represents the formation of ammonia

• N₂ + H₂ ₋> NH₃
• N + 3H ₋> NH₃
• N₂ + 3H₂ ₋> NH₃
• N₂ + 3H₂ ₋> 2NH₃

Nitrogen for the Haber process is formed by 

• Fractional distillation of air
• Fractional distillation of crude oil
• Electrolysis of water
• Fixation of nitrogen by pea plants

Nitrogen + hydrogen −> ammonia is exothermic .  What will happen if we increase the temperature

• The reaction will slow down
• There will be no change in ammonia production
• More ammonia will be produced
• Less ammonia will be produced

Tags

NGSS.HS-PS1-5

How much of the atmosphere is composed of nitrogen gas?

• 87%
• 38%
• 78%
• 21%