Professional Courses
Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.
Categories
Interactive Games
Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take mock test.
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the physical state of nitrogen at room temperature?
💡 Hint: Remember how nitrogen is present in the atmosphere.
Question 2
Easy
Name one solid element from Group 16.
💡 Hint: Think of non-metallic elements.
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 physical state of phosphorus at room temperature?
- Gas
- Solid
- Liquid
💡 Hint: Think of its position in the periodic table.
Question 2
True or False: Nitrogen has a higher melting point than bismuth.
- True
- False
💡 Hint: Compare their temperatures in Celsius.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Compare the melting points of nitrogen, phosphorus, and bismuth. Describe the relationship among them and the factors affecting these temperatures.
💡 Hint: Consider molecular interactions as size increases.
Question 2
Analyze the trend of electronegativity while comparing it with atomic size in Group 16 elements.
💡 Hint: Relate to the concept of distance and attraction in atomic structures.
Challenge and get performance evaluation