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 practice test.
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the molecular formula of ammonia?
💡 Hint: Remember the components include one nitrogen and three hydrogens.
Question 2
Easy
Does ammonia have polar or non-polar bonds?
💡 Hint: Think about the charges on nitrogen and hydrogen.
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 shape of the ammonia molecule?
- Linear
- Trigonal Planar
- Trigonal Pyramidal
💡 Hint: Refer to the arrangement of the molecule's geometry.
Question 2
Is ammonia a polar molecule?
- True
- False
💡 Hint: Consider the electronegativity of nitrogen vs. hydrogen.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Calculate the bond angles in an NH3 molecule and explain the effects of lone pairs on angular distortion.
💡 Hint: Consider the repulsion strength of lone pairs compared to bonding pairs.
Question 2
Discuss the implications of ammonia's basicity in environmental chemistry.
💡 Hint: Think about its role in fertilizer applications.
Challenge and get performance evaluation