Pierakstīties
WAEC - Chemistry (2007 - No. 2)
Which of the following statements about rare gases are correct?
Their outermost shells are fully filled
They are generally unreactive
Their outermost shells are partially filled
They have lone pair of
komentāri (0)
Piesakieties, lai komentētu
Reklāma
Ļaujiet javascript pareizi ielādēt šo lapu
