161 Useful Info Sheet (opens in new tab)

What is the symbol of the element below?  Enter the name using correct case (lowercase/uppercase). copper

Write the element symbol that matches each description.  Symbols must be written perfectly.  (1 pt each)   A)  Period 4 alkaline earth metal:  B)  Period 6 noble gas:  C)  Period 3 element with 5 valence electrons:  D)  Period 2 element that tends to easily form a 2+ charge:  E)  Element with 74 protons: 

What is the symbol of the element below?  Enter the name using correct case (lowercase/uppercase). nitrogen

What is the symbol of the element below?  Enter the name using correct case (lowercase/uppercase). silicon

What is the name of this element, whose element symbol is shown below?  Enter the name in all lowercase. I

What is the symbol of the element below?  Enter the name using correct case (lowercase/uppercase). boron

What is the symbol of the element below?  Enter the name using correct case (lowercase/uppercase). potassium

Fill out the ion inventories of the following ionic compounds, indicating the quantity and formula (with charge) of the cation, plus the quantity and formula (with charge) of the anion.  Type ^ to indicate superscripts for formulas (for example dog^cat = ).  Provide answers for every blank!  (0.5 pts each)   Quantity of Cation Cation Formula Quantity of Anion Anion Formula sodium sulfate iron (II) dihydrogen phosphate barium phosphide aluminum nitrate silver peroxide magnesium chlorate

What is the symbol of the element below?  Enter the name using correct case (lowercase/uppercase). phosphorus