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The element with Z = 120 (not yet discovered) will be an/-

1. Alkaline earth metal
2. Alkali metal
3. Transition metal
4. Inner transition metal

Correct answer: Alkaline earth metal

Solution

Elements with atomic numbers greater than 2 in Group 2 of the periodic table are classified as alkaline earth metals. Since element Z = 120 falls into this group, it is expected to exhibit similar properties to other alkaline earth metals.

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