pH, acid and bases
Authored by Dana Martens
Science, Chemistry
7th - 9th Grade
NGSS covered
Used 60+ times
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14 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The pH scale is a range from:
1–7
1–5
0–14
1–20
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Acidic solutions have pH values of:
Greater than 7 (>7)
Less than 7 (<7)
Equal to 7 (7)
Between 0–14
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Basic solutions have pH values
Greater than 7 (>7)
Less than 7 (<7)
Equal to 7 (7)
Between 0–14
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Neutral solutions have pH values
Greater than 7 (>7)
Less than 7 (<7)
Equal to 7 (7)
Between 0–14
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does pH measure?
The amount of hydrogen (H+) ions
The amount of hydroxide (OH–) ions
The amount of water
All of the above
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Red litmus paper is what colour in acidic solutions?
Red
Blue
Purple
White
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a test of pH levels, sodium bicarbonate (baking soda) has a pH of 9 and bleach has a pH of 11. What is true about their relationship?
Both of the solutions are basic
Both of the solutions are acids
The sodium bicarbonate is an acid and the bleach is a base
The sodium bicarbonate is an base and the bleach is an acid
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