Each year, the science club puts on a science show for the students in the elementary school. Luis is planning demonstrations to show properties of metals. For one property, he decides to use a ball of pizza dough and a rolling pin.
malleability
Key Terms
Each year, the science club puts on a science show for the students in the elementary school. Luis is planning demonstrations to show properties of metals. For one property, he decides to use a ball of pizza dough and a rolling pin.
malleability
Elements are organized on the periodic table based on their properties. Which statement correctly predicts and explains the chemical reactivity of two metals?
Rubidium (Rb) is more reactive than strontium (Sr) because strontium atoms must lose more electrons.
Which properties make a metal a good material to use for electrical wires?
conductivity and ductility
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| Term | Definition |
|---|---|
Each year, the science club puts on a science show for the students in the elementary school. Luis is planning demonstrations to show properties of metals. For one property, he decides to use a ball of pizza dough and a rolling pin. | malleability |
Elements are organized on the periodic table based on their properties. Which statement correctly predicts and explains the chemical reactivity of two metals? | Rubidium (Rb) is more reactive than strontium (Sr) because strontium atoms must lose more electrons. |
Which properties make a metal a good material to use for electrical wires? | conductivity and ductility |
Lithium (Li) is less reactive than potassium (K) because the valence electrons in lithium atoms are closer to the nuclei and harder to remove. Predict and explain the chemical reactivity of two different metals. | Lithium (Li) is less reactive than potassium (K) |
The reactivity of an alkali metal depends on the metal's ability to | lose electrons |
Which element is most likely to be shiny? | calcium (Ca) |