What is the formula of binary compound formed between :
2nd element of II group and 1st element of 17th group ?

What is the formula of binary compound formed between : 1st element of I group and iodine ?

Using the periodic table, predict the formula of compound formed between an element X of group 13 and another element Y of group 16.

What is the formula of the compound formed when an element A (atomic number = 19) combines with an element B (atomic number =17) ?

A binary compound formed between the elements with atomic numbers 19 and 17 is expected to be

Based on the group valency of elements state the formula for the following giving justification for each : (i) Oxides of 1st group elements, (ii) Halides of the elements of group 13, (iii) Compounds formed when an element of group 2 combines with an element of group 16.

The general name of the element of 17^(th) group are

Based on the group valenvy of elements write the molecular formula of the following compounds giving justification for each: (i) Oxide of first group elements. (ii) Halide of the elements of group thirteen, and Compounds formed when an element, A of group 2 combines with an element, B of group seventeen.

Radioactive element of group 17 is

Based on the group valency of elements write the molecular formula of the following compounds giving justification for each : Compound formed when an element, A of group 2 combines with an element B of group seventeen.