Chemistry
Assertion (A): In Bosch process, hydrogen and carbon dioxide are formed.
Reason (R): Hydrogen and carbon dioxide are separated by passing through ammoniacal cuprous chloride solution.
- 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.
Related Questions
Assertion (A): Hydrogen and alkali metals react with a black copper oxide to give red/brown copper.
Reason (R): Hydrogen and alkali metals are good oxidising 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): Granulated zinc is preferred over pure zinc in the preparation of hydrogen using dilute acids.
Reason (R): Granulated zinc contains traces of impurities which have a slight catalysing effect on the reaction.
- 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): While preparing hydrogen in laboratory, no leakage of gas should take place and no flame must be present near the apparatus.
Reason (R): Hydrogen-air mixture burns with a characteristic pop sound.
- 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): Hydrogen shows a dual nature.
Reason (R): Hydrogen resembles both the alkali metals of group 1A and the halogens of group VIIA.
- 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.