What is the periodic table

• a tabular array of the chemical elements organized by protons, neutrons, electrons

• a table of the chemical elements organized by atom

• a tabular array of the chemical elements organized by atomic mass

• a table of the chemical elements organized by atomic number

What family of elements is in the right-most column of the Periodic Table?

• Noble gases

• Halogens

• Alkali metals

• Transition metals

Which of the following is the abbreviation for the element gold?

• Au

• G

• Go

• Fe

What is the name of the family of elements that has a full outer shell of electrons?

• Halogens

• Transition metals

• Alkali metals

• Noble gases

___ elements are known so far.

• 118

• 111

• 90

• 109

On moving from left to right in a periodic table, size of an atom ?

• Decreases

• Increases

• Does not change

• First increases then decreases

Between phosphorus, antimony, and bismuth, which whill have the largest atomic radius?

• Bismuth

• Antimony

• phosphorus

• All are equal

Between sodium, potassium, and rubidium, which whill have the largest atomic radius?

• Alll are equal

• Sodium

• rubidium

• Potassium

What's the atomic number of the element Copernicium?

• 111

• 113

• 114

• 112

All the elements in a group in the periodic table have the same

• Atomic weight

• Atomic number

• None of the above

• Same number of valence electrons