The Periodic Table

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period

A horizontal row on the periodic table is called a ______.

metalloids

Elements lying along the zigzag line on a periodic table are __________.

increasing atomic number

Elements on the periodic table are arranged in order of ________ ________ ________.

protons

Every atom of a given element has the smae number of _____.

periodically across each period

How do the physical and chemical properties of the elements change?

dense, positively charged

How would you describe the nucleus?

metals

Most elements in the Periodic Table are ______.

slid at room temperature

Most metals are ______.

something that occurs at regular

Periodic describes...

group

The elements in each vertical column on the Periodic Table usually have similar properties and are called a _____.

nonmetals

The elements to the right of the zigzag line on the periodic table are called _________.

periodic pattern

The properties of elements in a horizontal row of the periodic table follow a ___________.

atom

The smallest particle into which an element can be divided and still have the properties of that element is called an _____.

good conductors of thermal energy

Transition metals are ____ __________ __ _______ ______.

not able to be divided

What is the meaning of the word atom?

in electron clouds

Where are elctrons likely to be found?

electron

Which has the least mass in an atom?

they are very reactive

Which of the following is a property of alkali metals?

they are good conductors of electric current

Which of the following statements describes most metals?

the color of the chemical symbol

Which on of the following tells the physical state of an element at room temperature?

they have the same number of protons

Which statement is true about isotopes or different form of the same element?


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