EASY
AS and A Level
IMPORTANT
Earn 100

Ammonia is made from its elements in the Haber process. Give the formula of ammonia. 

Important Questions on Nitrogen

MEDIUM
AS and A Level
IMPORTANT
Ammonia is made from its elements in the Haber process. Write a balanced equation for the formation of ammonia in the Haber process.  
HARD
AS and A Level
IMPORTANT
Ammonia is made from its elements in the Haber process. Explain how the ammonia molecule acts as a base when it dissolves in water. Include an equation in your answer.
EASY
AS and A Level
IMPORTANT

Ammonia is made from its elements in the Haber process. For the ammonium ion give formula.

(A) NH4+                         (B) NH2+                          (B) NH4-

Enter your correct answer as A, B or C.

MEDIUM
AS and A Level
IMPORTANT
Ammonia is made from its elements in the Haber process. For the ammonium ion give the shape, including its bond angles.
EASY
AS and A Level
IMPORTANT

Give the formulae of the following ammonium salt: ammonium chloride.

A:NH3ClB:NH4ClC:NH2Cl2

(Enter your correct answer as A, B or C)

EASY
AS and A Level
IMPORTANT

Give the formulae of the following ammonium salt: ammonium nitrate.

A:NH4NO2B:NH3NO3C:NH4NO3

(Enter your correct answer as A, B or C)

EASY
AS and A Level
IMPORTANT

Give the formulae of the following ammonium salt: ammonium sulphate.

A: (NH4)2SO4 B: (NH4)3SO4 C:(NH4)SO4

(Enter your correct answer as A, B or C)

 

MEDIUM
AS and A Level
IMPORTANT

Phosphorus is the element below nitrogen in Group 15 of the periodic table. Its atomic number is 15

Which molecule shows phosphorus in its lowest oxidation state?