Monthly Archives: October 2017

Chem Comm Warm Up – 10/19/17

Pick 3 metals and 3 nonmetals and do the following: Write the symbol of the atom and how many electrons it has Write the symbol of the ion and how many electrons it lost or gained Label the ion as … Continue reading

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Chem Warm Up – 10/16/17

Write the full and noble gas electron configuration for: Calcium Oxygen Copper Chlorine How many valence electrons would calcium and oxygen have? What are the charges if calcium and oxygen were to become ions?

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Chem Warm Up – 10/12/17

What were the positive ions for the unknown samples for the flame test lab? Describe the color of flame observed for Copper. Why do you think it produced that color? What is the full electron configuration for Copper?

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Chem Comm Warm Up – 10/5/17

Work on your own paper: Determine the number of Protons, Neutrons, Electrons, Mass Number and Atomic Mass for each: Sodium-22 Phosphorus-30 Copper-63 Write the Nuclear Symbol for the elements from number 1 above.

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Chem Warm Up – 10/4/17

Write the electron notation (full) for the following: Sulfur Calcium Copper Americium Write the Noble-Gas electron notation for the elements from number 1. Draw the orbital diagrams for sulfur and calcium. What block are the elements from number 1 part … Continue reading

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Chem Warm Up – 10/2/17

How many protons and electrons do the following have: Oxygen Potassium Chlorine How many electrons fill the 3p sublevel? How many electrons fill the 3rd energy level?

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