ksideidjjdjf8253 ksideidjjdjf8253

10-12-2021
Chemistry

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Which pair of elements are in the same period?Hg & PbLi & NaB & ClO & As

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ejkraljic21 ejkraljic21

10-12-2021

Answer:

Hg Pb are in one, Li and B and O are in one, and NaCl are in one, As is alone

Explanation:

Periods are horizontal

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