A) A and B are metals
B) A and B are non-metals
C) A is a metal and B is a non-metal
D) A is a non-metal and B is a metal
Correct Answer: D
Solution :
Element A belong to halogens (Group VII) group and is a non-metal. While element B belongs to alkali metal group (Group I) and is a metal.You need to login to perform this action.
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