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- 1. Multiple Choice
This could be the dot diagram of
Mg
Cl
C
O
- 2. Multiple Choice
This is a correct dot diagram for nitrogen (N)
true
false
- 3. Multiple Choice
This is a correct dot diagram for neon (Ne)
true
false
- 4. Multiple Choice
Which of these is incorrect?
- 5. Multiple Choice
What are valence electrons?
The total number of electrons in an atom
The number of electrons in the outermost shell
The number of electrons in the second shell
The number of protons in the outermost shell
- 6. Multiple Choice
What are the elements (Be, Mg, Ca,...) in Group 2 called?
Alkali metals
Alkaline earth metals
Halogens
Noble Gases
- 7. Multiple Choice
Elements that have atoms with full valence shells in the ground state are in
Group 1
Group 2
Group 17
Group 18
- 8. Multiple ChoiceThis could be the dot diagram ofPArNaB
- 9. Multiple ChoiceMost elements will gain or lose electrons so that they end up with _______ valence electrons.26810
- 10. Multiple Choice
This could be the dot diagram of an element with the atomic number
8
31
19
36
- 11. Multiple ChoiceHow do positive ions form?by gaining electronsgetting complimentsby losing electronsgaining more protons
- 12. Multiple Choice
Which of these is correct?
- 13. Multiple ChoiceThis could be the dot diagram ofNeSiAlBe
- Answer choicesTagsAnswer choicesTags