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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the definition of a base?
💡 Hint: Think about the acid-base interactions.
Question 2
Easy
What property do bases have regarding litmus paper?
💡 Hint: Remember the color changes for acids and bases.
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
Which of the following is a property of bases?
- A) Sour taste
- B) Bitter taste
- C) Turns litmus blue
💡 Hint: Think about the taste properties of acids vs. bases.
Question 2
True or False: All bases are slippery to the touch.
- True
- False
💡 Hint: Recall the characteristic feel of bases.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Suppose a chemist has a solution of sodium hydroxide and wishes to dilute it. Describe the process and explain how this affects the pH of the solution.
💡 Hint: Think about how dilution impacts concentration.
Question 2
A substance has a pH of 12. Classify it as an acid, base, or neutral, and explain your reasoning.
💡 Hint: Recall the pH scale to classify the substance.
Challenge and get performance evaluation