Periodic Table Trends

What type of element if chromium (use your table)?

All diatomic elements are nonmetals.

Which of the following is not diatomic?

What's the unique feature of Moseley's table of elements?

Which are periodic properties?

Who discovered groups of three similar elements?

There are actually thousands of elements.

How many valence electrons are in magnesium?

Most naturally occurring, pure elements are solids.

An emphasis on experimentation led scientists to change how they defined elements.

Mixtures of metals are called ____________________________.

Nonmetallic properties vary more than metallic properties.

What most influences the chemical and physical properties of an element?

Which family of mostly nonmetals is the most reactive?

Which family is made up of mostly metals?

Neutral, ground state elements in a family have the same

Put these in order of increasing metallic character - Li O, B

Alchemists held to the Aristotelian model of the elements.

What is the correct increasing order of Fe, Kr, Ca?

Which of the following is not a property of all metals?

Which of the following would Aristotle recognize as an element?

Most transition elements have either 1 or 2 valence electrons.

Conductivity increases with atomic number across a period.

Whose element symbols are the closest to what chemists use today?

Mendeleev developed the complete modern periodic table.

Most metals are _______________________ at room temperature.

Give the family name for potassium's group.

How many energy levels are in bromine?

Most of the elements on the periodic table are

What type of element is silicon (use your periodic table)?