An ionic compound will be formed by the combination of one of the following pairs of elements. This pair of elements is chlorine and calcium
Chlorine and calcium
Calcium and sodium
Sulphur and carbon
Chlorine and chlorine
The ionic compound formed will be Calcium chloride CaCl2
An element M burns in oxygen to form an ionic compound MO. Write the formula of the compounds formed if this element is made to combine with chlorine and sulphur separately.
Question 15 Give the formulae of the compounds formed from the following sets of elements
(a) Calcium and fluorine (b) Hydrogen and sulphur (c) Nitrogen and hydrogen (d) Carbon and chlorine (e) Sodium and oxygen (f) Carbon and oxygen
An element M burns in oxygen to form an ionic compound MO. Which of the following formulae of the compound is correct if this element is made to combine with chlorine?