Which of the following is not true about caustic soda?
Correct answer: B. It has purgative smell
- A. It causes painful burns
- B. It has purgative smell
- C. It is manufactured by Castner-Kellner process
- D. It is used as an anti-acid
- E. Both b and d
Explanation
Caustic soda (NaOH) is a strong base. It causes painful burns on contact with skin. It is manufactured by the Castner-Kellner process. It is not purgative to smell.
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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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