Chemistry
Give the group number of the following elements present in periodic table.
(a) Magnesium
(b) Carbon
(c) Sulphur
(d) Neon
Related Questions
The valency of sodium is one. Write the molecular formula for the following compounds of sodium.
(a) sodium oxide
(b) sodium sulphate
(c) sodium carbonate
(d) sodium hydroxide
(e) sodium nitrate
What is variable valency? Give two examples of elements showing variable valency.
An element belongs to group VA. What would be its valency? Name two such elements.
An element belongs to group II. What would be its valency? Write the formulae of molecules of compounds it will form with elements in VA, VIA and VII A groups.