Chemistry, 31.12.2021 05:50 sayedabdullah
with regard to electron configuration, what do all the elements in group iia of the periodic table have in common?
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For ai it's atomic number is 13 and it's mass number is 27 how many neutrons does it have
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Over the last 90 years, scientists have added to the body of evidence supporting the big bang theory. what is the latest piece of evidence discovered in 2014?
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Heat is the total potential energy of a substance that can be transferred. true false
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Suppose you discovered a new element with 120 protons and 2 electrons in its outer level . i'm what group does this new element belong? what properties would you expect it to have
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with regard to electron configuration, what do all the elements in group iia of the periodic table h...
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