Technetium

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name Technetium latin Technetium french Technétium german Technetium symbol Tc proton number 43 atomic weight [98] Pauling electronegativity 1.9 electronic configuration [Kr] 4d55s2 >> show long melting point 2430 K, 2157°C, 3914°F boiling point 4538 K, 4265°C, 7709°F group 7 period 5 state (by 20°C) solid oxidation states +7

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