Chromium element has 24 protons, 28 neutrons and 24 electrons.
Chromium is a solid metal at room temperature, melting point 1907 ̊C.
» Common Chromium compounds:
• Chromium(III) Nitrite, Cr(NO2)3
• Dichromic Acid, H2Cr2O7
• Chromous Acid, H2CrO3
• Chromic Acid, H2CrO4
• Hypochromous Acid, H2CrO2
• Potassium Chromate, K2CrO4
• Nickel(II) Chromite, NiCrO3
• Lead(II) Dichromate, PbCr2O7
• Chromium(III) Hydroxide, Cr(OH)3