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Q: Standard EDTA (Ethylene Diamine Tetraacetic Acid) solution is used to determine:
  • A. Hardness in water
  • B. Acidity in water
  • C. Chlorides in water
  • D. All of these
Correct Answer: Option A - EDTA– • It is used to determine hardness of water. • It define the amount of calcium carbonate in various solid materials. • EDTA stands for Ethylenediamine Tetraacetic Acid. • Titrant : 0.01 M EDTA • Indicator = EBT
A. EDTA– • It is used to determine hardness of water. • It define the amount of calcium carbonate in various solid materials. • EDTA stands for Ethylenediamine Tetraacetic Acid. • Titrant : 0.01 M EDTA • Indicator = EBT

Explanations:

EDTA– • It is used to determine hardness of water. • It define the amount of calcium carbonate in various solid materials. • EDTA stands for Ethylenediamine Tetraacetic Acid. • Titrant : 0.01 M EDTA • Indicator = EBT