Zusammenfassung der Ressource
Frage 1
Frage
H and He are in the same family of the periodic table.
Frage 2
Frage
Select from the list below, the elements that can be found in the Alkali metal family.
Antworten
-
Hydrogen
-
Lithium
-
Magnesium
-
Potassium
-
Francium
-
Calcium
Frage 3
Frage
Which of the following elements is a member of the Halogens and can be found in the 3rd period?
Antworten
-
Chlorine
-
Fluorine
-
Iodine
-
Bromine
Frage 4
Frage
Select from the drop down menus which family is best associated with each of the following characteristics.
They have 7 valence electrons: [blank_start]Halogens[blank_end]
They must be stored in oil due to their high reactivity: [blank_start]Alkali Metals[blank_end]
They are found in the second column of the periodic table: [blank_start]Aklaine Earth Metals[blank_end]
They do not react: [blank_start]Noble gases (Inert gases)[blank_end]
Antworten
-
Halogens
-
Alkali Metals
-
Alkaline Earth Metals
-
Noble gases (Inert gases)
-
Alkali Metals
-
Noble gases (Inert gases)
-
Alkaline Earth Metals
-
Halogens
-
Akaline Earth Metals
-
Noble gases (Inert gases)
-
Alkali Metals
-
Halogens
-
Noble gases (Inert gases)
-
Akaline Earth Metals
-
Alkali Metals
-
Halogens
Frage 5
Frage
Give the number of valence electrons for each of the vamilies in the space provided.
Alkali Metals have [blank_start]1[blank_end] valence electron
Alkaline Earth Metals have [blank_start]2[blank_end] valence electrons
Halogens have [blank_start]7[blank_end] valence electrons
Noble gases have [blank_start]8[blank_end] valence electrons except Helium which only has [blank_start]2[blank_end] valence electrons
Frage 6
Frage
Associate the elements below with their families.
Alkali Metals: [blank_start]Rb[blank_end] and Li
Alkaline Earth Metals: Be and [blank_start]Ba[blank_end]
Halogens: [blank_start]I[blank_end] and Cl
Noble Gases: [blank_start]Ne[blank_end] and Ar
Frage 7
Frage
Which of the following element is an Alkali Metal in the 3rd period of the periodic table.
Frage 8
Frage
Which of the following statements is true about the families of the periodic table?
Antworten
-
All the elements in a family have the same number of protons
-
All the elements in a family have the same number of electrons
-
All the elements in a family have the same number of electron shells
-
All the elements in a family have the same number of valence electrons
Frage 9
Frage
The alkali metals can be found in their elemental state in nature.
Frage 10
Frage
The characteristics of an elements are provided below. To which family does thsi element belong?
Is reactive
Forms salts
Often used as a disinfectant