How to write chemical formula

Write the basic redicals and acidic radicats of the following and then write the chemical formulae of Nickel bisulphate.

Write the basic redicals and acidic radicats of the following and then write the chemical formulae of Potassium ferroxyanide.

Write the basic radicals and acidic radicals of the following and then write the chemical formulae of Bismuth nitrate.

Write the basic redicals and acidic radicats of the following and then write the chemical formulae of Chromium sulphate.

Write the basic redicals and acidic radicats of the following and then write the chemical formulae of Calcium bromide.

Write the basic redicals and acidic radicats of the following and then write the chemical formulae of Sodium thiosulphate.

Write the basic radicals and acidic radicals of the following and then write the chemical formulae of Magnesium phosphate.

Write the basic redicals and acidic radicats of the following and then write the chemical formulae of Potassium manganate.

Write the basic radicals and acidic radicals of the following and then write the chemical formulae of Calcium silicate.

Write the basic radicals and acidic radicals of the following and then write the chemical formulae of Barium sulphate.