Atoms, Elements and Compounds

Who is credited with first organizing the elements in the form of the periodic table?
1. Mendeleev
2. Dalton
3. Thomson
4. Rutherford
The diagram below represents the element information for titanium.

What is represented by item "A" in the diagram?
1. Atomic number
2. Atomic mass
3. Atomic weight
4. Ion charge
The diagram below represents the element information for titanium.

What is represented by item "B" in the diagram?
1. Ion charge
2. Atomic number
3. Atomic mass
4. Atomic weight
The diagram below represents the element information for titanium.

What is represented by item "E" in the diagram?
1. Atomic mass
2. Ion charge
3. Atomic number
4. Atomic weight
The following image is small part of the periodic table.

Which of the following best describes the elements B, Si, Ge and As in the green area of the image?
1. Metalloids
2. Metals
3. Non-metals
4. Liquids
What properties do non-metals and metalloids have in common?
1. They are brittle, but not ductile
2. They are brittle and ductile
3. They are brittle and do not conduct electricity
4. They are malleable, but not ductile
Jengi works in the laboratory with a group of metals and finds that they are soft and can be cut with a knife. He also finds that they react with oxygen and some react very vigorously with water. What is the most likely identity of this group of metals?
1. Alkali metals
2. Alkaline earth metals
3. Halogen metals
4. Nobel metals
A horizontal row in the periodic table is known as a
1. period.
2. family.
3. group.
4. type.
What family of elements are the most stable and unreactive?
1. Noble gases
2. Halogens
3. Alkali Metals
4. Alkaline earths
What is used to order the elements in today's modern periodic table?
1. Atomic number
2. Atomic mass
3. Ion charge
4. Atomic symbol

Atoms, Elements and Compounds - Section 2.2 Quiz