Alum is a water purifier because it

Alum is a water purifier because it

Options

(a) coagulates the impurities (b) softens hard water (c) gives taste (d) destroys the pathogenic bacteria

Correct Answer:

coagulates the impurities

Explanation:

No explanation available. […]

Antiseptic chloroxylenol is

Antiseptic chloroxylenol is

Options

(a) 4-chloro-3,5-dimethylphenol (b) 3-chloro-4,5-dimethylphenol (c) 4-chloro-2,5-dimethylphenol (d) 5-chloro-3,4-dimethylphenol

Correct Answer:

4-chloro-3,5-dimethylphenol

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

Which compound is zero valent metal complex

Which compound is zero valent metal complex

Options

(a) [Cu(NH₃)₄]SO₄ (b) [Pt(NH₃)₂Cl₂] (c) [Ni(CO)₄] (d) K₃[Fe(CN)₆]

Correct Answer:

[Ni(CO)₄]

Explanation:

[Cu(NH₃)₄]SO₄ → oxidation number of Cu = +2. [Pt(NH₃)₂Cl₂] → Oxidation number of […]

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