Acid & alkali-introduction
Authored by Nurfauzana Osman
Chemistry
7th - 9th Grade
Used 51+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the meaning of the above hazard warning symbol?
Corrosive
Explosive
Toxic
Radioactive
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which substance is an acid?
Water
Bleach
Orange juice
Washing powder
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Acids taste...
Sweet
Salty
Sour
Smooth
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Alkalis feel...
Rough
Granulated
Soapy
Smooth
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Strong acids and alkalis are...
Sour
Sweet
Corrosive/Caustic
Burn litmus paper
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which substance is alkali?
Toothpaste
Vinegar
Lemon juice
Soft drink
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Lemon contains acid or alkali or neutral
Acid
Alkali
Neutral
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