Which of the following is not a correct match?
A. Lemon ⟺ Oxalic acid
B. Tamarind ⟺ Tartaric acid
C. Stings of ants ⟺ Formic acid
D. Sour milk ⟺ lactic acid
Answer: Option A
A. Lemon ⟺ Oxalic acid
B. Tamarind ⟺ Tartaric acid
C. Stings of ants ⟺ Formic acid
D. Sour milk ⟺ lactic acid
Answer: Option A
Traditional 'battery' contains which of the following chemicals?
A. Ethylene glycol
B. Sulphuric acid
C. Sodium bicarbonate
D. Ethanol
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