Acids and Bases Quiz_CLASS 7
Authored by Ashfan Mallick
World Languages
7th Grade
Used 3+ times
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70 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 20 pts
The acid present in vinegar is:
Citric acid
Acetic acid
Formic acid
Lactic acid
2.
MULTIPLE CHOICE QUESTION
1 min • 20 pts
Which of the following is a base?
Lactic acid
Calcium hydroxide
Citric acid
Oxalic acid
3.
MULTIPLE CHOICE QUESTION
1 min • 20 pts
Which of these indicators is extracted from lichens?
Turmeric
China rose
Litmus
Phenolphthalein
4.
MULTIPLE CHOICE QUESTION
1 min • 20 pts
Litmus turns red in:
Basic solution
Acidic solution
Neutral solution
Soap solution
5.
MULTIPLE CHOICE QUESTION
1 min • 20 pts
Which of these tastes bitter and feels soapy?
Acids
Bases
Salts
Neutral solutions
6.
MULTIPLE CHOICE QUESTION
1 min • 20 pts
The base found in milk of magnesia is:
Sodium hydroxide
Magnesium hydroxide
Potassium hydroxide
Calcium hydroxide
7.
MULTIPLE CHOICE QUESTION
1 min • 20 pts
Neutral solutions:
Turn blue litmus red
Turn red litmus blue
Do not affect litmus colour
Turn both blue and red litmus to green
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