Adaptive Practice
Hydrogen
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Question 1 of 10
⏱ 0:30
Easy
Which of the following is the most abundant element in the universe?
Easy
What is the electronic configuration of the hydrogen atom?
Medium
Which method is commonly used in India for the laboratory preparation of hydrogen gas?
Medium
Which of the following statements about hydrogen bonding is correct?
Medium
What is the oxidation state of hydrogen in metal hydrides such as NaH?
Hard
Which isotope of hydrogen is used as a fuel in nuclear fusion reactions in stars?
Medium
The bond dissociation energy of H–H bond is approximately:
Easy
Which of the following reactions correctly represents the formation of water from hydrogen and oxygen?
Hard
In the context of hydrogen economy in India, which of the following is a major challenge?
Hard
Which catalyst is commonly used in the industrial production of hydrogen by steam reforming of methane?