Acids and Bases
Flashcard
•
Science
•
6th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is an acid?
Back
An acid is a substance that donates protons (H+) in a chemical reaction. Acids typically have a sour taste and can turn blue litmus paper red.
2.
FLASHCARD QUESTION
Front
What is a base?
Back
A base is a substance that accepts protons (H+) or donates hydroxide ions (OH-) in a chemical reaction. Bases usually have a bitter taste and can turn red litmus paper blue.
3.
FLASHCARD QUESTION
Front
What is pH?
Back
pH is a scale used to measure how acidic or basic a substance is, ranging from 0 (very acidic) to 14 (very basic), with 7 being neutral.
4.
FLASHCARD QUESTION
Front
What is litmus paper used for?
Back
Litmus paper is used to test the acidity or basicity of a solution. It changes color depending on the pH of the solution.
5.
FLASHCARD QUESTION
Front
What happens when an acid and a base react?
Back
When an acid and a base react, they neutralize each other, typically producing water and a salt.
6.
FLASHCARD QUESTION
Front
What is a neutral solution?
Back
A neutral solution is one that has a pH of 7, meaning it is neither acidic nor basic.
7.
FLASHCARD QUESTION
Front
Can acids conduct electricity?
Back
Yes, acids can conduct electricity because they dissociate into ions when dissolved in water.
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