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The order of reactivity of the alkaline earth metals, from most to least reactive, is beryllium, magnesium, calcium, strontium, and barium.
Elements in the same group have similar chemical properties because
they have the same number of valence electrons.
Which of the following statements does NOT describe the alkali metals?
They easily gain an electron to form ions with a charge of -1.
Which statement best describes the relationship between boron and silicon?
They have a diagonal relationship.
What happens when a hydrogen atom acts like a nonmetal in a chemical reaction?
It gains an electron.
What are the different forms of an element in the same physical state but with different structures and properties called?
Which of the following is a characteristic common to the transition metals?
Most will readily form ions.
Moving from left to right across _____, electrons are being added to the 4f orbitals.
Which of the following is true about the actinide series?
They are members of Period 7.
Their final electron enters the f-sublevel.
They are inner transition metals.
Which of the following metals is NOT extracted from the Earth using metallurgy?
How do electron arrangements help make metals shiny?
When metal atoms are together there are semi-loose electrons around the atoms which move about freely among the metal atoms making what is called an electron gas
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