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- 11. State whether the following elements are metals, nonmetals, or metalloids. a. Potassium b. Phosphorus C. Silicon d. lodine 12. Identify the principal type of energy (kinetic or potential) that is exhibited by each of the following. a. A piece of coal b. A falling rock ||| c. A compressed metal spring d. A rolling soccer ball on a level field17. Please write clearlyexplain
- 1. Why is metallic crystalline solid a good conductor of electricity? A. Atoms are packed close together B. Particles can move through the crystal. C. The charged particles move through the crystal. D. Strong attractive forces hold the atoms in the crystal. 2.Why is ionic crystalline solid characterized to be hard? A. No charged particles move through the crystal. B. Strong attractive forces hold the crystal together. C. Mobile charged particles are present in the molten state. D. Strong attractive forces have to be broken to melt the crystal. 3.Why is molecular crystalline solid characterized to have low melting point? A. No charged particles move through the crystal. B. Weak attractive forces hold the crystal together. C. No particles can move easily throughout the crystal D. Weak attractive forces are broken when crystals melt.This halogen is the only liquid non-metal. Group of answer choices A. Bi B. Br C. Ba D. Be E. BIn chemical reactions, sodium (Na) is more likely to behave similarly to which element? a. Potassium (k) b. Magnesium (Mg) c. Fluorine (F) d. Iron (Fe)
