MEDIUM
Earn 100

Name the catalyst used in the oxidation of ammonia

Important Questions on Study of Compounds - Ammonia

EASY
The most stable Lewis acid-base adduct among the following is
HARD

The following table represents the elements and the atomic number. With reference to this, answer the following using only the alphabets given in the table.

Element Atomic number
P 13
Q 7
R 10

Which element combines with hydrogen to form a basic gas?

EASY

Identify the substance underlined:

The catalyst used to oxidise ammonia.

MEDIUM

State why concentrated sulphuric acid is not used for drying ammonia gas.

MEDIUM
Excess of ammonia with sodium hypochlorite solution in the prescence of glue or gelatine gives:
EASY

Name the gas evolved in the following case:

Ammonia reacts with heated copper oxide.

MEDIUM

Identify the substance underlined in the following:

The catalyst used to oxidize ammonia into nitric oxide.

MEDIUM

Why is ammonia gas not collected over water?

HARD

Write a balanced chemical equation for the following:

  • Reaction of excess ammonia with chlorine.
EASY

State one observation for the following:

Ammonia gas is passed over heated copper (II) oxide.

EASY

Write a balanced chemical equation the following reaction:

Ammonium hydroxide is added to ferrous sulphate solution.

EASY
What will be the colour of the resulting solution when excess aqueous ammonia is added to an aqueous solution of copper sulphate?
EASY

Reaction of ammonia with excess Cl2 gives :

 

MEDIUM
Which of the following leaves a black residue on addition of NH3 ?
MEDIUM
When ammonium hydroxide is added to ferric chloride, precipitate of _____ will form.(ferrous hydroxide/ferric hydroxide/ferric oxide)
MEDIUM
Ammonia burns in oxygen with _____ flame. ( brown, red, yellowish-green)
MEDIUM
When ammonium hydroxide is added to ferrous sulphate precipitate of _____ will form.
MEDIUM
In the balanced equation for catalytic oxidation of NH3 by atmospheric oxygen, the stoichiometric coefficients may be

NH3+O2500 K9 BarPlatinum gaugeNO+H2O