What electron has the electron configuration 1s22s22p63s23p2?

What are the resulting coefficients when you balance the chemical equation for the combustion of ethane, c2h6? in this reaction, ethane is burned in the presence of oxygen (o2) to form carbon dioxide (co2) and water (h2o). (g)+(g)→(g)+(g)

If you want to create an electrical current, which situation would produce a solution capable of this

In saturated organic compounds, all the bonds between carbon atoms are called?