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which of the following group of metals are less reactive to the group 1 and 2 of the periodic table?
a. alkali metals
b. lanthanide series
c. transition metals
d. noble gases​


Sagot :

Answer:

D. noble gases

Explanation:

Noble gases are nonreactive, nonmetallic elements in group 18 of the periodic table. Noble gases are the least reactive of all elements. That's because they have eight valence electrons, which fill their outer energy level.

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