Review

1
Chapter 8

• Review

2
Chapter 8 Review

• How is a period set up on the periodic table?
• Answer left to right/horizontally

3
Chapter 8 Review

• What is a catalyst?
• Answer something that speeds up a reaction
  without ever changing itself.

4
Chapter 8 Review

• What are some properties of metals?
• Answer has luster, good conductor of heat and
  electricity, is malleable and is ductile.

5
Chapter 8 Review

• Where are the representative elements on the
  periodic table?
• Answer Groups 1-2 and groups 13-18

6
Chapter 8 Review

• What are some properties of nonmetals?
• Answer Nonmetals are usually gases or brittle
  solids at room temperature. They are poor
  conductors of heat and electricity.

7
Chapter 8 Review

• What is a metalloid?
• Answer Metalloids share some properties with
  metals and some with nonmetals. They fall in a
  diagonal line directly between metals and
  nonmetals on the periodic table.

8
Chapter 8 Review

• How is a group (or family) set up on the periodic
  table?
• Answer up and down/vertically

9
Chapter 8 Review

• What are synthetic elements?
• Answer Synthetic elements are created by
  scientists in a lab.

10
Chapter 8 Review

• Where are the transition elements on the periodic
  table?
• Answer groups 3-12

11
Chapter 8 Review

• Which element is NOT part of the iron triad?
• A. Nickel
• B. Copper
• C. Cobalt
• D. Iron
• Answer B, copper

12
Chapter 8 Review

• Several groups contain only metals. Which group
  contains only nonmetals?
• A. Group 1
• B. Group 12
• C. Group 2
• D. Group 18
• Answer D, group 18

13
Chapter 8 Review

• A brittle, non-conducting, solid might belong to
  which of the following groups?
• A. alkali metals
• B. alkaline earth metals
• C. actinide series
• D. oxygen group
• Answer D, oxygen group

14
Chapter 8 Review

• Describe something that mercury is used for.
• Answer thermometers, barometers, and some
  dental materials

15
Chapter 8 Review

• Using the following element
• key, what is the element symbol?
• Answer H

Hydrogen 1 H 1.008
16
Chapter 8 Review

• Using the following element key, what is the
  atomic mass?
• Answer 1.008

Hydrogen 1 H 1.008
17
Chapter 8 Review

• Using the following element key, what is the
  atomic number (or number of protons)?
• Answer 1

Hydrogen 1 H 1.008
18
Chapter 8 Review

• Using the following element key, what is the
  element name?
• Answer Hydrogen

Hydrogen 1 H 1.008
19
Chapter 8 Review

• What do the following shapes represent when they
  are used on the periodic table?
• Answer balloongas, cubesolid, water droplet
  liquid, circle inside circlesynthetic

20
Chapter 8 Review

• Which statement about the periodic table is TRUE?
  
• A. Elements all occur naturally on Earth.
• B. Elements occur in the order in which they
  were discovered.
• C. Elements with similar properties occupy the
  same group.
• D. Element are arranged in the order Mendeleev
  chose.
• Answer C, elements with similar properties
  occupy the same group.

21
Chapter 8 Review

• Which of the following is NOT a property of
  metals?
• A. Malleability
• B. Luster
• C. Ductility
• D. Poor conductor of heat and electricity
• Answer D b/c Metals are actually good
  conductors of heat and electricity.

22
Chapter 8 Review

• Which three elements make up the iron triad?
• Answer Iron, Cobalt and Nickel

23
Chapter 8 Review

• To which category do the three elements of the
  iron triad belong?
• A. Nonmetals
• B. Transition elements
• C. Noble gases
• D. Representative elements
• Answer B, transition elements

24
Chapter 8 Review

• How did Mendeleev arrange the first periodic
  table?
• Answer Mendeleev arranged the periodic table in
  order by atomic mass.

25
Chapter 8 Review

• How did Moseley improve the arrangement of the
  periodic table?
• Answer Moseley re-arranged the periodic table
  by order of increasing atomic number.

26
Chapter 8 Review

• Which of the following categories takes up the
  most space on the periodic table?
• Metals, Nonmetals or Metalloids
• Answer Metals

27
Chapter 8 Review

• When Mendeleev arranged his first periodic table
  by atomic mass, he noticed that elements with
  similar __________ fell into groups on the
  periodic table.
• Answer properties

28
Chapter 8 Review

• Another word for atomic number is
• Answer the number of protons

29
Chapter 8 Review

• Elements in which group can be used as catalysts?
  
• A. Carbon
• B. Oxygen
• C. Platinum
• D. Boron
• Answer C, platinum

30
Chapter 8 Review

• Group 1 on the periodic table can also be called
  what?
• A. Halogens
• B. Alkali Metals
• C. Alkaline Earth Metals
• D. Oxygen family
• B, Alkali Metals

31
Chapter 8 Review

• Group 2 on the periodic table can also be called
  what?
• A. Halogens
• B. Alkali Metals
• C. Alkaline Earth Metals
• D. Oxygen family
• Answer Alkaline Earth Metals

32
Chapter 8 Review

• Which of the following statements about Iron is
  NOT correct?
• A. Iron is found in the hemoglobin of red blood
  cells
• B. Iron is a component of steel
• C. Iron is a member of the iron triad
• D. Iron is a metalloid
• Answer d, iron is a metal not a metalloid

33
Chapter 8 Review

• Who created the first version of the periodic
  table Moseley or Mendeleev?
• Answer Mendeleev

34
Chapter 8 Review

• What is the name given to a row of elements in
  the periodic table whose densities and melting
  points change gradually and predictably?
• Answer a period

35
Chapter 8 Review

• Who chooses the names of chemical elements?
• Answer the person that discovers the elements
  gets to choose the name.

36
Chapter 8 Review

• Where are synthetic elements created? Why?
• Answer They are created in labs by scientists
  because they do not occur naturally.

37
Chapter 8 Review

• What three elements make up the Iron triad?
• Answer Iron, Cobalt and Nickel

38
Chapter 8 Review

• Why are the lanthanides and the actinides
  separated on the periodic table?
• Answer so that the table can fit easily on a
  page