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Answered by : ❝ AǫᴜᴀWɪᴢ ❞
Answer:
Lose two electrons.
Explanation:
Barium is present in group 2.
It is alkaline earth metal.
Its atomic number is 56.
Its electronic configuration is Ba₅₆ = [Xe] 6s².
In order to attain the noble gas electronic configuration it must loses its two valance electrons.
When barium loses it two electron its electronic configuration will equal to the Xenon.
The atomic number of xenon is 54 so barium must loses two electrons to becomes equal to the xenon.
Answer:
summer
The North Pole stays in full sunlight all day long throughout the entire summer (unless there are clouds)
And the answer is False,it does not have the same number with particles as the one mole of hydrogen.
The answer will be a or d im not really sure but the two of them will work
