Chemistry, 12.08.2019 19:30 Kaleenamariedavidson
Use the periodic table to give the name and symbol for each of the following elements:
(a) the halogen in the same period as the alkali metal with 11 protons
(b) the alkaline earth metal in the same period with the neutral noble gas with 18 electrons
(c) the noble gas in the same row as an isotope with 30 neutrons and 25 protons
(d) the noble gas in the same period as gold
Answers: 1
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Afamily is one another name for a group on the table of elements.
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As we move from left to right across the periodic table, what is the general trend? a) atomic radii increase. b) electronegavitiy decreases. c) nuclear shielding increases. d) metallic character decreases.
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Use the periodic table to give the name and symbol for each of the following elements:
(a) th...
(a) th...
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