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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does the atomic number represent?
💡 Hint: Think about what defines an element.
Question 2
Easy
What is a group in the periodic table?
💡 Hint: Look for elements that behave similarly.
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 number?
- The number of neutrons
- The number of electrons
- The number of protons
💡 Hint: Remember what distinguishes one element from another.
Question 2
True or False: Elements in the same group have identical atomic numbers.
- True
- False
💡 Hint: Think about groups vs. periods.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Predict the reactivity of an element in Group 2. What would happen when it reacts with water? Provide a reaction equation.
💡 Hint: Remember the general behaviors of alkaline earth metals.
Question 2
Compare the boiling points of alkali metals as you go down the group. Why do they change?
💡 Hint: Think about the structure and bonding changes in heavier elements.
Challenge and get performance evaluation