Periodic Table Organization
Metals, Non-Metals and Metalloids
The Elements
States of Matter
Physical and Chemical Properties
100
In the modern Periodic Table, the elements are arranged in order of increasing
What is atomic number?
100
As is considered what?
What is a metalloid?
100
Mg is considered what type of element?
What is an alkaline earth element?
100
Two basic properties of the gas phase are
What is no definite shape and no definite volume?
100
This is conserved during a chemical reaction...
What is both mass and charge?
200
As the elements of Period 2 are considered in succession from left to right, there is a general decrease in
What is metallic character?
200
Berylium is classified as
What is an alkaline earth metal?
200
In which section of the Periodic Table are the most active metals located?
What is the lower left corner?
200
A sample of gas confined in a sealed container can be perfectly described as..
What is it takes the shape and the volume of any container in which it is confined.
200
This an example of a chemical change..
What is the decomposition of water?
300
The arrangement of the elements in the present Periodic Table is based on atomic
What is number?
300
As the elements are considered from the top to the bottom of Group 5A, which sequence in properties occur?
What is non-metal to metalloid to metal?
300
The elements from which two groups of the Periodic Table are most similar in their chemical properties?
What is 1 and 2?
300
Which terms are used to identify pure substance?
What is an element and a compound?
300
A cool, shiny metal is added to water in a beaker and rapid bubbling occurs. This is an example of...
What is a chemical change?
400
Name the three groups of the Periodic Table that contain the most elements classified as metalloids (semi-metals)
What are 14, 15 and 16?
400
Which element would have properties characteristic of both a metal and a non-metal?
What is Si?
400
The elements located in the lower left corner of the Periodic Table are classified as
What is a metal?
400
Which type of matter is composed of two or more different elements that are chemically combined in a definite ratio?
What is a compound?
400
The safest technique for diluting a concentrated acid is to stir constantly while pouring the...
What is acid into the water slowly?
500
In the Periodic Table , the transition elements are found in the
What is B Groups and Group 8?
500
More than two-thirds of the elements are classified as
What is metal?
500
An element that is malleable and a good conductor of heat and electricity could have an atomic number of what? 16, 18, 29 or 35?
What is 29?
500
A cube has a volume of 8.0 cm cubed and a mass of 21.6 grams. The density of the cube, in grams per cubic centimeter, is best expressed as
What is 2.7 g per cubic centimeter?
500
An Erlenmeyer flask looks like..
What is draw it!
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