Do the Following Represent Elements in a Group, a Period

Q9: In an electron-dot structure of an element,

Q26: What is the symbol of the element

Q40: Of the elements: B, C, F, Li,

Q59: The number of neutrons in an atom

Q73: Classify the following elements.<br>-sodium<br>A)noble gas<br>B)alkali metal<br>C)nonmetal<br>D)alkaline earth

Q74: Classify the following elements.<br>-magnesium<br>A)noble gas<br>B)alkali metal<br>C)nonmetal<br>D)alkaline earth

Q75: Match the correct symbols with the names

Q76: What elements are in hydroxyapatite, Ca₅(PO₄)₃OH ,

Q80: Classify the following elements.<br>-copper<br>A)noble gas<br>B)alkali metal<br>C)nonmetal<br>D)alkaline earth

Q87: The elements lithium,sodium,and potassium _.<br>A)are isotopes of