Elements in the same period have the every element in the first period shell/orbital for every element in the second period

Will mark as brainliest ! how many grams of iron metal do you expect to be produced when 245 grams of an 80.5 percent by mass iron (ii) nitrate solution react with excess aluminum metal? show all work needed to solve this problem!

Of the following elements, which is the least reactive? a. c b. h c. li d. he

In a reduction half-reaction, which amount is shown