PDF chapter test TRY NOW
Write brief answers to the following question:
Give the formulae of the compounds formed from the following sets of elements.
(a). Calcium and fluorine
Formulae ::
(b). Hydrogen and Sulphur
Formulae ::
(c). Nitrogen and hydrogen
Formulae ::
(d). Carbon and chlorine
Formulae ::
(e). Sodium and oxygen
Formulae ::
(f). Carbon and oxygen
Formulae ::
Answer variants:
\(H_2S\)
\(CaF_2\)
\(CCl_4\)
\(Na_2O\)
\(CO\), \(CO_2\)
\(NH_3\)