| ⇦ | 
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Surface water contains
Options
(a) salt + organic matter
(b) only salt
(c) organic matter
(d) suspended impurity
Correct Answer:
salt + organic matter
Explanation:
Surface water contains salt and organic matter.
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- Phenol is heated with pthalic anhydride in the presence of concentrated H₂SO₄.
- CN⁻ is a strong fields ligand.This is due to the fact that
- If 18g of water is electrolysed then volume of oxygen obtained at STP is
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Topics: Environmental Chemistry
(28)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The number of unpaired electron in Mn²⁺ is
- Phenol is heated with pthalic anhydride in the presence of concentrated H₂SO₄.
- CN⁻ is a strong fields ligand.This is due to the fact that
- If 18g of water is electrolysed then volume of oxygen obtained at STP is
- The activation energy of a reaction can be determined from the slope
Topics: Environmental Chemistry (28)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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