8 iS 3.2

Which element in Group 10 has the atomic number 46?

• Nickel

• Palladium

• Platinum

• Darmstadtium

What is the atomic number of Nickel (Ni)?

• 28

• 46

• 78

• 110

How did Mendeleev arrange the elements in the periodic table?

• By color

• By atomic mass

• By alphabetical order

• By state of matter

What type of elements were most of the 63 discovered by 1869?

• Gases

• Liquids

• Solid metals

• Non-metals

What did Mendeleev's work help predict?

• The end of chemistry

• The discovery of new elements

• The destruction of elements

• The creation of new compounds

What is the atomic number of Iron (Fe) in the periodic table shown?

• 26

• 28

• 30

• 32

Which element is represented by the symbol 'Pb' in the periodic table shown?

• Lead

• Platinum

• Palladium

• Phosphorus

_______ are the ROWS on the periodic table.

• Families
• Groups
• Periods
• Elements

________ are the COLUMNS on the periodic table and are organized by similar properties.

• Classifications
• Groups
• Periods
• Elements

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.