Write the chemical formula of the following compounds
(a) Calcium oxide (b) Calcium Hydroxide (c) Aluminium Sulphate
When water is added to calcium oxide, we get calcium hydroxide which turns pink on addition of phenolphthalein. Predict the nature of calcium oxide.
Write the following in the form of a word equation: Sodium hydroxide reacts with calcium bromide to form calcium hydroxide and sodium bromide.In the formula CaBr2 what does Ca stand for and what is its valency?
Write the following in the form of a word equation:
2NaOH + CaBr2 → Ca(OH)2 + 2NaBr
In the formula CaBr2 what does Ca stand for and what is its valency?