'Na' किस तत्व का रासायनिक प्रतीक है?

उत्तर: (D) सोडियम — Na = Sodium (from Latin 'Natrium'). Common symbols from Latin: Fe=Iron (Ferrum), Au=Gold (Aurum), Ag=Silver (Argentum), Cu=Copper (Cuprum), K=Potassium (Kalium), Hg=Mercury (Hydrargyrum). N=Nitrogen, ...