Practice Introduction to Hydrogen - 9.1 | 9. Hydrogen | ICSE Class 11 Chemistry
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9.1 - Introduction to Hydrogen

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Learning

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is the atomic number of hydrogen?

πŸ’‘ Hint: It's the first element in the periodic table.

Question 2

Easy

What is the diatomic form of hydrogen called?

πŸ’‘ Hint: It consists of two hydrogen atoms.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What is the atomic mass of hydrogen?

  • 1.008 u
  • 0.998 u
  • 1.00 u

πŸ’‘ Hint: Refer to its position in the periodic table.

Question 2

True or False: Hydrogen exists freely in Earth's atmosphere.

  • True
  • False

πŸ’‘ Hint: Think about the properties of gases in the atmosphere.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Given that hydrogen can exist as Hβ‚‚, describe the implications of this for its reactivity with other elements.

πŸ’‘ Hint: Think about how bonding affects reactivity.

Question 2

How might the absence of free hydrogen in the atmosphere affect its potential as a fuel source?

πŸ’‘ Hint: Consider the practicality of fuel usage based on elemental availability.

Challenge and get performance evaluation