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Elements REVIEW SOL 6.4 Science 6 Chapter 4
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# 1 Abreviation for GOLD.
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1 Au
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2 Silver abbreviation
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2 Ag
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3 Copper abbreviation
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3 Cu
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4 What element is most common in earth’s atmosphere (78%)?
Give word and abbreviation
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4 Nitrogen N
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# 5 Na and Cl are 2 elements that combine to form salt in ocean water. Give the NAMES of these 2 elements.
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5 Sodium and chlorine
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6 What element is second most common in earth’s atmosphere? Give Name and Abbreviation.
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6 OXYGEN O
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7 Rn is the abbreviation for what element?
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7 Radon
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8 Give the abbreviation for ZINC.
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8 Zn
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9 Give the abbreviation for Tin.
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9 Sn (tin)
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10 Tell the symbol for Iron.
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10 Fe
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11 H is the symbol for what?
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11 Hydrogen
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12 He is the symbol for ______________.
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12 Helium
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13 Give the symbol for calcium.
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13 Ca
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14 Si is the abbreviation for this element that is abundant in Earth’s crust. (name the element with the symbol Si).
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14 Silicon
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15 What is the symbol for Magnesium?
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15 Mg
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16 Tell the symbol for Potassium
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16 K
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17 Al is the abbreviation for which element?
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17 Aluminum
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18 Ni is the symbol for this element, which is found in earth’s core.
(Ni is symbol for what?)
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18 Nickel
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19 Compounds
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19 _____________________ can be made of 2 or more atoms off either the same element or different elements.
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20 ______________are positively charged molecules in the nucleus of an atom.
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20 Protons
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21 _____________________ are particles with NO CHARGE in the nucleus of an atom.
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21 Neutrons
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22 To find the number of neutrons you take the __________________ - the atomic number.
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22 Mass number
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23 _____________________= pure substance made of only one type of atom.
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23 Elements
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24 Ag is the symbol for what element? .
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24 Silver
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25 Cu is a symbol for which element?
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25 COPPER
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26 _________________are always made of 2 or more atoms of different elements.
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26 Compounds
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