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No. Question Answer 1 What is the middle of the atom called? The nucleus. 2 What two types of particle are found here? Protons and neutrons. 3 The electrons are arranged in shells (also called energy levels). How many can be held in the first shell? Two. 4 How many can be held in the second shell? Eight. 5 How many can be held in the third shell? Eight. 6 Where are the non-metals located in the periodic table? In the top right-hand corner. 7 What are the horizontal rows in the periodic table called? Periods. 8 What are the vertical columns called? Groups. 9 What is the name of Group 1? The Alkali Metals. 10 What is the name of Group 7? The Halogens. 11 What is the name of Group 0? The Noble Gases. 12 Elements in the same group have the same number of what? The same number of outer electrons. 13 Do elements in the same group have similar chemical or similar physical properties? Similar chemical properties. 14 Elements in the periodic table are arranged in...

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