Identify the number of electrons each of the following atoms needs to gain or lose to have a stable outer electron configuration. sodium (Na):
strontium (Sr):
sulfur (S):
astatine (At):

Ibelieve y y even though i've only taken chemistry for one year

The answer to the question: choose the correct statement.  a) when ethane reacts with fluorine gas the product is less stable.b) addition reactions of unsaturated hydrocarbons and halogens requires a high activation energy.  c)the double covalent bond within unsaturated hydrocarbons requires a lot of energy to break.  d)the double covalent bond within unsaturated hydrocarbons can be broken easily.is: a) when ethane reacts with fluorine gas the product is less stable.

The answer is a a and x i just took the quiz and it was right