Percentage of Chlorine present in bleaching powder is:
Correct answer: C. 35-40
- A. 5-10
- B. 20-25
- C. 35-40
- D. 90
Explanation
Bleaching powder, also known as calcium hypochlorite (Ca(ClO)₂), typically contains a percentage of available chlorine in the range of 35-40%. This chlorine content is responsible for its bleaching and disinfecting properties.
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About s-Block and p-Block Elements
The s and p blocks are studied through their valence-shell configurations, periodic trends and characteristic chemical properties. Work covers the reactions of Group I and Group II elements, the behaviour of Group IV elements, and how atomic size, ionization energy, electronegativity and metallic character change across periods and down groups.
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