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Science Test Space
Class 8
Acids, bases and salts
Textbook questions
1.
Choose the correct answer I
Question:
3
m.
1
.
\(Zn + 2HCl ➝ ZnCl_2 +\)
\(O_2\)
\(CO_2\)
\(H_2\)
2
.
Apple contains malic acid. Orange contains
ascorbic acid
citric acid
3
.
Acids in plants and animals are organic acids. Whereas Acids in rocks and minerals are
inorganic acids
weak acids
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