Question

Which of the following pair is correctly matched?
(i) Calcium hydroxide - soap
(ii) Sodium hydroxide - soap
(iii) Magnesium hydroxide - window cleaner
(iv) Oxalic acid - spinach
(v) Lactic acid - tamarind
(vi) Citric acid - orange
Options
1-(i), (ii), (iii)
2-(ii), (iv), (vi)
3-(iv), (v), (vi)
4-(ii), (iii), (vi)​

Answer 1

1-(i), (ii), (iii)

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