1. Chemistry
  2. 9 Grade
  3. AvatarRenalyn Luna
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Name: Section: Learning Task 1: Match the definition in column A with the correct terms in column B. Column A 1. The capacity to undergo a change of physical form without breaking 2. The resistance of a material to deformation of an indenter of specific size and shape under a known load 3. Occurs between metals and nonmetals 4. The measure of the ease at which an electric charge or heat can pass through a material. 5. A property referring to the ability for a given substance, the solute, to dissolve in a solvent. Column B A. Accuracy B. Conductivity C. Ductility D. Solubility E. Boiling Point F. Ionic Bond G. Hardness Learning Task 2 Draw a Venn Diagram of “Ionic vs Covalent Bonding”. Write down at least 5 words or phrases that will best describe the differences and similarities of the two types of bonding based on its properties.

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Learning Task 3: Fill the missing items in the table below: Element Name Atomic Number (Z) Electron Configuration Valence Electrons Potassium (K) 19 Calcium (Ca) 20 Argon (Ar) 18 Sulfur (S) 16 Phosphorus (P) 15 Learning Task 4: Lewis Dot Structure Using your answers on learning task 3, Illustrate their Lewis Dot Structure. (Please draw on a separate sheet of paper and take a picture of it and send this to our Google Classroom). Learning Task 5: CrissCross Method Using the Crisscross Method, determine the formula of each of the following Ionic Compounds. 2 examples are given to you. Anions (-) Cl1- O2- P3- S2- Cations (+) Na1+ NaCl Na2O Ba2+ Fe2+ Cr3+ Li1+ Mg2+ Ga3+

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Learning Task 6: Naming Ionic Compounds: Name the following ionic compounds Compound Formula Name MgO NaF K2S LiI BeO CaBr2