2.5 Review

He created a table of elements arranged by atomic number, also he predicted other elements.

Elements in the same __________ have similar properties.

Conductivity is a ____________ property.

What side of the Periodic Table are the metals found on?

How many valence electrons does group 14(4A) have?

What is the atomic mass for the element on period 1, group 18?

T or F: Metalloids made effective conductors.

What element is out of place and why: Ge, Te, Ne, or As

The ability to be stretched into a wire.

How many periods are in the Periodic Table?

Which element is ductile?

An elements degree of reactivity to water is a __________ property.

Black is to white as malleable is to _______.

This video demonstrates what kind of change.

Groups are to reactivity as periods are to __________.

Sometimes groups of elements are called __________.

Reactivity depends on the number of 

What are valence electrons?

How many groups are in the Periodic Table?

Luster is a __________ property.

Magnetism is a __________ property.

This video demonstrates what kind of property.

How many energy levels does period 8 have?

T or F: An element's postion on the Periodic Table can help predict its chemical properties.

Elements in the same ________ have the same number of energy levels.