Question
Zinc metal liberates hydrogen gas on reaction with dilute HCl, but hydrogen gas is not liberated, when zine is reacted with nitric acid. What is the reason for this observation?
More General science Common Questions
- The energy flow in an ecosystem is always:
- A boy sitting in a train moving with a uniform velocity drops a coin outside. A man standing outside the train will find the trajectory of the coin to be -
- Which of the following gas is used in the preparation of the bleaching powder?
- Which of the following vitamin contains Cobalt?
- When ice melts into water, its:-
- While cooking, if the bottom of the vessel is getting blackened on the outside, it means that
- Which of the following statements is true about cell signaling?
- Which of the following is/are true about the human heart? I. The heart has valves to ensure blood does not flow backwards when the atria or ventricles con...
- Which one among the following statements is correct?
- The arrangement of leaves on stems or its branches is
Relevant for Exams:
Hey! Ask a query
Please enter email id
The email must be a valid email address.
Please enter Mobile Number
Please enter valid Mobile Number
Please enter your Doubt
Think You're Ready for RBI Grade B?
RBI Grade B 2026 Phase 1 Memory Based Paper
- 200 Questions with Detailed Solutions
- Section-wise Coverage (GA, English, Quant & Reasoning)