Chemistry
Assertion (A): Ammonia does not conduct electricity in gaseous or liquid state.
Reason (R): Ions in ammonia gas or liquid ammonia are not free to move.
- 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.
Ammonia
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Answer
A is true but R is false.
Explanation — Pure ammonia (NH3) in its gaseous or liquid form is covalent and does not contain free ions to conduct electricity. Hence, the assertion (A) is true.
Ammonia consist of molecule, it doesn't have free ions to conduct electricity. Hence, the reason (R) is false.
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Related Questions
Ammonia is used in:
- Contact process
- Haber's process
- Ostwald process
- Bayer's process
In the following set up for burning ammonia in oxygen, ammonia tube is fitted higher and oxygen tube is kept lower because ?
P — Oxygen is lighter than ammonia.
Q — Ammonia is lighter than oxygen.
R — Ammonia and oxygen mixture is explosive and by keeping them in this position, limited oxygen will react with ammonia.
Which of the following is true ?
- Only P
- Only Q
- Only R
- Both P and Q
Assertion (A): Ammonia is dried by passing through a drying tower containing CaO.
Reason (R): Ammonia being basic in nature reacts with other drying agents.
- 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): Ammonia and its compounds do not occur in minerals.
Reason (R): Ammonia is not soluble in water.
- 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.