As each electron is removed one at a time from an atom of aluminum more ionization energy is required. between which two successive ionization energies would you expect the greatest difference(largest change in value)? explain your answer in terms of attraction, repulsion, and electron arrangement.

Which statement about hf is true? it is zero for any compound in its standard state. it is positive when the bonds of the product store more energy than those of the reactants. it is negative when a compound forms from elements in their standard states. it is zero for any element that is in the liquid state.