Physical Science Chapter 4: The Periodic Table

Which family consists of elements in Group 1?

Inner transition metals are shown below the rest of the periodic table.

____________ demonstrated that combustion requires the presence of oxygen .

_____________ first recognized groups of three elements with similar properties.

Every element in the noble gas family has seven valence electrons.

Atomic radius generally decreases from top to bottom down a column on the periodic table.

How would a highly conductive, malleable, and lustrous solid be classified?

A family is the same as a period on the periodic table.

Uranium found below the main body of the periodic table is best classified as a __________.

What element does this diagram represent?

Which of the following scientists' discoveries led to organizing the periodic table using atomic number .

The unique feature of Mendeleev's classification method was that he

Who recognized groups of three elements with similar properties?

___________ used letters to represent each element and subscripts to represent numbers of atoms

Which of the following affects the size of an element's atomic radius?

The symbols that represent each element must always use two letters.

Atomic radius and electronegativity are closely realted.

alkali metals make up group 2

Who observed that when the elements were arranged by increasing atomic mass, every eighth element had similar propeties

___________organized elements with similar characteristics in columns like the modern periodic table.

Where are the nonmetals found on the periodic table?

Which of the following is NOT a general property of metals?

Every element in the noble gas family has two or eight valence electrons.

Elements with more protons and electrons almost always have a larger atomic radii

____________ led to reorganizing the period table on the basis of atomic number

Electronegativity generally decreases from top to bottom down a column on the periodic table.

Elements in the same ____ on the periodic table have the same number of valence electrons.

The modern periodic table arranges elements according to __________.

The development of the modern periodic table came as a result of

Groups 13-16 are mixed groups of elements.

Every element in the alkali metals has one valence electron.

Which of the following scientists demonstrated that fire could not be an element?

What Element does this diagram represent?

Transition Metals make up groups 3-12

The first two elements of the periodic table are in the same ________________.

Ancient Greeks thought that all matter in the universe was made of only five elements.

____________ developed the law of octaves through arranging elements by atomic mass