• Symbol
  • Sodium (atomic symbol: Na, atomic number: 11) is a Block D, Group 5, Period 4 element with an atomic weight of 22.989769. (americanelements.com)
  • The name Sodium is thought to come from the Arabic word suda , meaning "headache" (due to sodium carbonate's headache-alleviating properties), and its elemental symbol Na comes from natrium , its Latin name. (americanelements.com)
  • water
  • It is highly reactive with water, explosively creating a great deal of heat, flammable hydrogen gas and the caustic compound sodium hydroxide upon contact. (reference.com)
  • given
  • Rats given for two to three weeks a diet deficient in vitamin A to deplete liver stores were then given for six days 0.3% sodium nitrite in the diet and on the third and fourth day vitamin A or carotene orally or s.c. (inchem.org)
  • When chicks were given doses of 18-60 mg/kg/day of sodium nitrite over a few days the liver showed inhibition of vitamin A accumulation even if fed vitamin A-rich diets (Br ggemann & Tiews, 1964). (inchem.org)