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Every element in period 4 of the periodic table

Formation of ions

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periodic table and ions

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Questions 10

Answers

1
Every element in period 4 of the periodic table
have the same number of energy levels
have the same number of valence electrons
has the letter c in it's name
have the same number of neutrons
2
The following shows
An energy level drawing for carbon dioxide
An electron dot diagram for carbon dioxide
An energy level drawing for cobalt
An electron dot diagram for cobalt
3
What are found only on the right of the staircase line?
Nonmetals
Metalloids
Metals
4
Cations are
Neutral atoms
Negative ions
Positive ions
Neutral ions
5
Element found in period 5, group 11
Rasmussium
copper
Au
Silver
6
The diagram shows
a common non metal
an oxygen ion
the element that constitutes 78% of our air
an electron dot diagram for oxygen
7
What is the most common ion charge on a cobalt ion?
1+
2+
4+
3+
8
All of these elements have 1 valence electron
halogens
alkali earth metals
inert (noble) gasses
alkali metals
9
All the elements from this group have a full outer energy level and don't form ions
alkali metals
alkali earth metals
noble gases
halogens
10
Atoms are neutral, ions are charged atoms. Which is true?
The removal of an electron causes a 2+ ion
Ions result from the movement of electrons
The movement of neutrons results in ions forming
Protons are transferred to cause positive ions