1. Sodium (Na) is an alkaline earth metal., true, false, The atomic number of Oxygen is 8., true, false, Gold (Au) is less reactive than Sodium, true, false, Carbon (C) belongs to Group 14 in the periodic table., true, false, Chlorine (Cl) is a noble gas., true, false, . Potassium (K) has a higher reactivity than Sodium (Na)., tru, false, Helium (He) can easily form chemical bonds., true, false, Calcium (Ca) has 2 electrons in its outer shell., true, false, Nitrogen (N) is a metal., true, false, Elements in the same group have similar chemical properties., true, false, The symbol Fe comes from the Latin word “Ferrum.”, true, false, All elements in Group 1 react violently with water., true, false, The atomic number tells you the number of neutrons in an atom., true, false(protons), Noble gases are found in Group 18, true, false, Fluorine is less reactive than Chlorine., true, false, Metals are usually good conductors of electricity., true, false, The symbol for Silver is Si., true, false, Elements on the left side of the periodic table are mostly metals., true, false, Hydrogen is classified as an alkali metal., true, false, As you go down Group 1, reactivity increases., true, false.
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