Margaret goes on holiday to the seaside. She notices some iron
railings on the beach that are often in contact with the seawater.
They are very rusty. The iron railings in front of her hotel, some
distance from the sea, are much less rusty.
Margaret predicts that seawater makes iron rust faster thân rai
water.

Design an investigation to test Margaret's prediction.

Vi limitens. vastery test select the correct answer. which statement explains why large atoms are more reactive than small atoms? a. large atoms have valence electrons farther from the nucleus and lose them more readily. b. large atoms have greater ionization energy, which they can utilize during a reaction. c. large atoms have a greater number of electrons that they can lose during a reaction. d. large atoms have more energy levels, so they have more energy to pass on in a reaction. reset next