1) What is the maximum number of electrons that can accommodate in a k shell? a) 2 electrons b) 8 electrons c) 18 electrons d) 32 electrons  2) Which of the following values will decrease as you move left to right in a period of a periodic table? a) Atomic number b) Atomic radius c) Electronegativity d) Electron affinity 3) The majority of the elements in the periodic table are: a) Metals b) Non - metals c) Metalloids d) Lanthanides 4) The vertical columns of the periodic table are known as: a) Series b) Periods c) Groups d) Atomic number 5) Elements that have properties of both metals and non - metals: a) Metalloids b) Inert gases c) Transition metals d) Noble gases 6) An element's atomic number is always a(n): a) Fraction b) Decimal number c) Imaginary number d) Integer 7) The element with atomic number 12 is: a) Carbon b) Magnesium c) Manganese d) Oxygen 8) The basic building blocks of all substances are known as: a) Elements b) Compounds c) Molecules d) Protons 9) The first list of elements and their characteristics was written by: a) John Dalton b) Dmitri Mendeleev c) Antoine Lavoisier d) Ma. Xy Yanguas =) 10) Elements that are malleable are: a) Noble gases b) Halogens c) Metals d) Non - metals

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