What is the atomic number of Erbium?

Similar Questions

A solution of pH 7 is ...

When dilute aqueous solutions of lead (II) nitrate and potassium bromide are mixed, a precipitate is...

The function of the copper (ll)tetraoxosulphate (IV) in dilute H2SO4 in the figure above is to ...

What mass of water is produced when 8.0g of hydrogen reacts with excess oxygen? ...

Which of the following substances is the anode in the dry Leclanche cell ? ...

16.8 g of sodium hydrogen trioxocarbonate (IV) is completely decomposed by heat. Calculate the volum...

Two solutions containing Pb2+ and AI3+ respectively can be distingusihed using...

The reaction of vegetable oil with a solution of wood ash is ...

The Van der waals' forces are dominant intermolecular forces in_______? ...

An organic compound contains 72% carbon, 12% hydrogen and 16% oxygen by mass. What is the empirical ...