Read the description given below and say whether it fits for ethanol or ethanoic acid. (i) It is used to preserve food and fruit juices. (ii) On cooling, it is frozen to from ice flakes which looks like a glacier.

(i) Ethanoic acid is used to preserve food and fruit juices. It is a general preservative inhibiting many species of bacteria , yeasts and to a lesser extent moulds. (ii) On cooling, ethanoic acid is frozen to form ice flakes which look like a glacier. Since it forms ice-like crystals that's why it is called or glacial acetic acid. Its temperature is 16 . 7 o C .

E M B I B E

Science Crash Course (Based on Revised Syllabus-2023)>Chapter 11 - Carbon and Its Compounds>Exercise>Q 56

HARD

10th Tamil Nadu Board

IMPORTANT

Earn 100

Explain the cleansing action of soap.

Important Questions on Carbon and Its Compounds

HARD

10th Tamil Nadu Board

IMPORTANT

Science Crash Course (Based on Revised Syllabus-2023)>Chapter 11 - Carbon and Its Compounds>Exercise>Q 57

Soap form lather in distilled water. When a small amount of magnesium chloride is added to distilled water no lather is formed with soap. Write the reaction responsible for the second observation.