A Brief Note On Structure

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HydrogenH11Non- MetalBohr ModelElectron ConfigLewis Dot Structure of Valence EOxidation States 1 1s11, -1Atomic Radius ()Ionic Radius ()Electronegativity (pauling scale)Ionization Energy (1st) (eV)Density (g/cm3 or g/mL)0.79 1.54 (1)2.1,2.213.5984 eV0.00008988g/cm3Name OriginDescription Tasteless, colorless, odorless gas. The most abundant element in the universe. Tenth most abundant element in the earths crust. ElementSymbolAtomic NumberAvg. Atomic MassGroup LithiumLi36.941Alkali MetalBohr ModelElectron ConfigLewis Dot Structure of Valence EOxidation States 2,1 He 2s11Atomic Radius ()Ionic Radius ()Electronegativity (pauling scale)Ionization Energy (1st) (eV)Density (g/cm3 or g/mL) 2.050.76 (1)1.0,1.05.3917 eV0.53g/cm3Name OriginDescription Soft silvery-white metal. Lightest of metals ElementSymbolAtomic NumberAvg. Atomic MassGroup SodiumNa1123Alkali MetalBohr ModelElectron ConfigLewis Dot Structure of Valence EOxidation States 2,8,1 Ne 3s11Atomic Radius ()Ionic Radius ()Electronegativity (pauling scale)Ionization Energy (1st) (eV)Density (g/cm3 or g/mL) 2.231.02(1)0.9,1.05.1391 eV0.971g/cm3Name OriginDescription Soft silvery-white metal. Sixth most abundant element in the earths crust. Burns in air with a brilliant white flame ElementSymbolAtomic NumberAvg. Atomic MassGroup PotassiumK1919Alkali MetalBohr ModelElectron ConfigLewis Dot Structure of Valence EOxidation States2,8,8,1Ar 4s11Atomic Radius ()Ionic Radius ()Electronegativity (pauling scale)Ionization Energy (1st) (eV)Density (g/cm3 or g/mL)2.77 1.51(1)0.8,0.94.3407 eV0.862 g/cm3Name OriginDescription Soft, waxy, silver-white metal. Eighth most abundant element in the earths crust, Occurs only in compounds. ElementSymbolAtomic NumberAvg. Atomic MassGroup RubidiumRb3785.46Alkali MetalBohr Model (Shells)Electron ConfigLewis Dot Structure of Valence EOxidation States 2,8,18,8,1 Kr 5s11Atomic Radius ()Ionic Radius ()Electronegativity (pauling scale)Ionization Energy (1st) (eV)Density (g/cm3 or g/mL)2.98 1.61 (1)0.8,0.94.1771 eV1.53g/cm3Name OriginDescription Soft, silvery-white, highly reactive metal ElementSymbolAtomic NumberAvg. Atomic MassGroupCesium Cs55133Alkali MetalBohr ModelElectron ConfigLewis Dot Structure of Valence EOxidation States 2,8,18,18,8,1 Xe 6s11Atomic Radius ()Ionic Radius ()Electronegativity (pauling scale)Ionization Energy (1st) (eV)Density (g/cm3 or g/mL)3.34 1.74 (1)0.7,0.93.8939 eV1.873g/cm3Name OriginDescription Very soft, light gray, ductile metal. Research Help and Suggestions

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