fireworks and elements
Barium ions give off a green colour when heated in a flame.
Pure calcium oxide is white.
It gives off a red light when cast.
The calcium metal will react with the water to form calcium oxide and give off Hydrogen gas.
The colour turns brick Red .
Secrete means to produce, to give off. Clams secrete calcium to make their shells.
in winter its white in summer its dark colored
Pink. Calcium hydroxide turns phenolphthalein pink when it is in a basic solution.
Methyl orange turns red in the presence of calcium hydroxide.
White as pure, dry substance
Calcium bromide (CaBr2) is typically a white or colorless crystalline solid. However, when dissolved in water, it can appear as a clear solution. In some cases, impurities or variations in hydration can give it a slightly yellowish tint, but pure calcium bromide is primarily recognized for its white color.
if you give me calcium I'll give you a calcu its better than a caterpillar!