Periodic Table

Who invented the Periodic Table?

• Mendeleev

• Bohr

• Lewis

• Democritus

How did Mendeleev arrange the elements?

• alphabetical 
• density
• melting point
• atomic mass

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what is the big group of metals called found within the metals

• transition metals

• nonmetals

• noble gases

• halogens

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a grouping of elements based on similar properties, arranged by columns in the periodic table; also known as a group

• family

• period

• row

• isotope

Atoms with similar properties are most likely located...

• in the same period.
• in the same group.
• in different periods.
• to the right and left of each other.

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The distance between nucleus and outermost shell occupied electron

• Atomic Radii

• Ionization Energy

• Electronegativity

• Electron Afinity

• Oxidation Number

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The tendency of an atom to attract a shared pair of electrons

• Atomic Radii

• Ionization Energy

• Electronegativity

• Electron Afinity

• Oxidation Number

Which element has bigger atomic radii?

• Beryllium is bigger than Fluorine

• Oxygen is bigger than Sulphur

• Litihium is bigger than Sodium

• Phosphorus is bigger than Bromine

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Beryllium is in group number______.

• Group 2
• Group 3
• Group 4
• Group 7

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Which elements have the most similar chemical properties?

• K and Na
• K and Ca
• K and Cl
• K and S

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