Review HW For Intro Compounds And Mole Concept

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Name:
Period:

Answer the following question in the space provided.

1. _______________ types of elements produces __________ when they lose electrons.

2. _________________ is the base unit of a molecular cpd.

3. Define Rule of Eight (also called Octet Rule):____________________________________

_____________________________________________________________________________________

4a. If C and P atom get close together, they ________________ valence electrons, forming

_____________ and become a ___________________ compound. The ΔEN between these two atoms needs ________ 1.7

4b. There are no atoms of copper in a piece of copper metal (because they have metallic bonds. What two "things" are in this piece of metal,

i) ________________________________________ and ii) _______________________________________

5. Ionic cpds are made up of ______________

6. For the subscripts in a chemical formula, if it is a molecular cpd, the subscripts indicate

_______________________________________________ and if it is an ionic cpd, the subscripts

indicate ____________________________________
2017-2018 DO NOT DO THIS QUESTION

7. Circle the most correct answer(s): 2017-2018 DO NOT DO THIS QUESTION

Molecular cpds have Empirical formulas / Molecular formulas

Ionic cpds have Empirical formulas / Molecular formulas

8. _____________________ is the 3D arrangement of ions and 2017-2018 DO NOT DO THIS QUESTION

____________________ is the general name of all ionic cpds. 2017-2018 DO NOT DO THIS QUESTION

9. Showing all work, calculate molar mass of C₁Cl₄:

10. How many grams of Zn do you need to weigh out to get 3.461 moles Zn?