Practice Activity 11.1 (11.4.1) - Chemical Effects of Electric Current

Practise this section

10 questions

Flashcard drill
4 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
Sign up to start the exercise
Quiz
4 questions · about 3 min · pass mark 70%. Hints available.
Sign up to start the quiz

6 sample questions

Question 1.
What is a good conductor? Provide an example.
Show hintHide hint
Think of materials commonly used in electrical wires.
Question 2.
What happens to the bulb when the tester dips into a conducting liquid?
Show hintHide hint
Consider why the bulb lights up.
3Question 3.
What is a good conductor?
- Plastic
- Water
- Copper
Show hintHide hint
Think about the materials used in electrical wiring.
4Question 4.
True or False: Distilled water is a good conductor.
- True
- False
Show hintHide hint
Recall the definitions of good conductors.
Question 5.
If you combined lemon juice and distilled water in equal parts, what would you expect to happen to the conductivity compared to pure distilled water? Explain your reasoning.
Show hintHide hint
Consider the properties of acidic solutions.
Question 6.
Imagine conducting an experiment using vinegar and sugar water. Which would you hypothesize has higher conductivity, and why?
Show hintHide hint
Reflect on how acids behave in solutions.

6 more questions in this section. Enroll free to practise them all.