Zadania z chemii IB SL

Znalezionych zadań: 3

Filtry i umiejętności1

Which oxide will react with water to produce the most basic solution? A. Potassium oxide B. Calcium oxide C. Sulfur trioxide D. Nitrogen dioxide

wzorowane

1 pkt

otwarte

łatwe (szac.)

Outline one reason why $\ce{SO2}$ is considered a pollutant.

The first ionization energies of four elements with consecutive atomic numbers, A, B, C and D, are shown. An element X reacts with oxygen to form an acidic oxide. Which element could be X? A. A B. B C. C D. D