Acids and Bases Quiz

Quiz
•
Chemistry
•
7th Grade
•
Hard
Martin Arnaiz
Used 6+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pure water has a pH of 7. Pure water _______.
is a base
is a neutral substance
could be either an acid or a base
is an acid
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
During your experiment on the acid-base indicator using camote tops extract, you have found out the color of camote tops extract changes from purple to pink when you add the vinegar. What does this indicate about the pH of vinegar?
The vinegar is a basic solution
The vinegar is an acidic solution.
The vinegar is a neutral solution
The vinegar dilutes the camote tops extract.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What pH range would you get for an Alkali?
0-6
5-8
8-14
6-9
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following common household substances is basic?
Lemon
Vinegar
Baking Soda
Calamansi
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the main purpose of an acid-base indicator in a science experiment?
To add color to the solution
To measure temperature changes
To indicate the presence of acids or bases
To create a pleasant smell
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are properties of acids?
Bitter, slippery, ph above 7
Sour, reacts with metals, ph below 7
Sour, reacts with metals, ph above 7
Bitter, ph of 7, does not react with metals
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What are properties of an alkali?
Slippery, bitter, does not react with metals, pH above 7.
Slippery, bitter, reacts with metals, pH below 7.
Sour, reacts with metals, pH below 7.
Sour, reacts with metals, pH above 7.
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