Periodic Table Quiz

Which statement best explains how periods on the periodic table are organized?

• increasing number of neutrons from left to right

• increasing atomic number from left to right

• decreasing number of electrons from right to left

• decreasing atomic mass number from left to right

A chemist is looking for an element that reacts similarly to the element lithium (Li). Which would be the best choice?

• gold (Au)

• neon (Ne)

• fluorine (F)

• sodium (Na)

Tags

NGSS.MS-PS1-2

Which is the most reactive group of nonmetals?

• Group 1

• Group 5

• Group 17

• Group 18

Which best describes elements that are shiny, malleable, ductile, and good conductors of heat and electricity?

• halogens

• metals

• metalloids

• nonmetals

Which element is in the same family as chlorine (Cl) and fluorine (F)?

• hydrogen (H)

• lithium (Li)

• oxygen (O)

• bromine (Br)

What is the significance of metalloids in the periodic table?

• They separate liquids from solids.

• They separate metals from nonmetals.

• They combine elements and compounds.

Which group are the most reactive metals?

• Alkali Metals

• Alkaline Earth Metals

• Transition Metals

• Inner Transition Metals

Which elements are most likely to react in the same manner in a chemical reaction?

• elements in the same group

• elements in the same period

• elements with similar atomic masses

Which property would be most useful in placing a newly discovered element in Group 18 on the periodic table?

• reactivity with nonmetals

• malleability

• ductility

• nonreactivity

Which element and main group is correctly matched?

• Iron (Fe) - Alkaline Earth Metals

• Calcium (Ca) - Alkali Metals

• Helium (He) - Halogens

• Mercury (Hg) - Transition metals