In the modern periodic table A and B are 2 elements belonging to 1st and 17th group and both of them belong to 3rd period.Which of them is mutual?Write the formula of the compounds obtained when these 2 elements react with each other?
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Answer: elements are SODIUM AND CHLORINE.
Compound is sodium chloride
Explanation:
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A is Sodium and B is Chlorine and their combination gives Sodium Chloride.
- The element A belonging to 1st group and 3rd period is Sodium (Na).
- The element B belonging to 17th group and 3rd period is Chlorine (Cl).
- When Sodium element reacts with chlorine, then sodium chloride will be formed as follows : Na (s) + 1/2 Cl2 (g) ---> NaCl (s)
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