Flashcards in 2.1.4 The Elements of Group 7 Deck (16)
By what name are the elements of group 7 sometimes called?
Name all of the elements of group 7
Give some of the physical properties of the group 7 elements.
Non metals so:
Low melting/boiling points
Do not conduct electricity
Iodine is brittle
Identify the element: F
Identify the element: Cl
Identify the element: Br
Identify the element: I
Identify the element: At
What happens to the melting point of the group 7 elements as you move down the group?
What happens to the colour of the group 7 elements as you move down the group?
They get darker
What happens to the reactivity of the group 7 elements as you move down the group?
The elements become less reactive as you move down the group
Iron + Fluorine --> ?
Iron + Chlorine --> ?
Iron + Bromine --> ?
What is a displacement reaction?
When a more reactive element takes the place of a less reactive element in a compound