cobalt nitrate meaning in Hindi

Examples

1. The first one injected a few grams of cobalt nitrate crystals to a sodium silicate to create a chemical garden in weightless condition.
2. "' Cobalt Nitrate "'is the hexahydrate, Co ( NO 3 ) 2 ?H 2 O, which is a red-brown deliquescent salt that is soluble in water and other polar solvents.