मराठी

Chlorine in the Periodic Table is surrounded by the elements with atomic number 9, 16, 18 and 35. Which of these have Physical and Chemical properties resembling chlorine ?

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प्रश्न

Chlorine in the Periodic Table is surrounded by the elements with atomic number 9, 16, 18 and 35.

Which of these have Physical and Chemical properties resembling chlorine?

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उत्तर

Fluorine and chlorine have atomic numbers 9 and 35, respectively as both are halogens. They belong to the same group 17 and have seven electrons in their valence shell. The valency is 1. Both elements are non-metallic.

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पाठ 1: Periodic Table, Periodic Properties and Variations of Properties - EXERCISE-1 [पृष्ठ १८]

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एस.पी. सिंह Concise Chemistry [English] Class 10 ICSE
पाठ 1 Periodic Table, Periodic Properties and Variations of Properties
EXERCISE-1 | Q 3. (a) | पृष्ठ १८
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