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WorksheetsS2-Q1- U3 chemical bonding
Total questions: 15
Worksheet time: 17mins
An ionic bond forms when atoms ___________ electrons.
gain
share
lose
transfer
Which type of bond has an equal sharing of electrons?
Polar Covalent
Non Polar Covalent
Ionic
pure covalent
What is the number of valence electrons (Dots in dot system ) for Oxygen O8?
8
6
2
1
How many valence electrons in this structure of Chlorine Cl17?
6
5
4
7
Ionic Bonding involves:
The transfer of protons
The transfer of neutrons
The transfer of electrons
None Of the above
What usually forms the positive ion?
Metal
Nonmetals
None
What is a valence electron?
an electron that is found in the outermost shell of an atom.
an electron found in the innermost shell of an atom.
an electron found in the middle shell.
What is the number of valence electrons for Calcium (Group 2)?
1
2
3
4
What is the number of valence electrons for Carbon (Group 14)?
1
2
3
4
What is the number of valence electrons for Neon and the other Noble Gases?
5
6
7
8
If I was trying to determine if two atoms will bond, what would be helpful to know:
Valence electrons, found by group number
Whether the elements are metals or nonmetals
The electronegativity of the atoms
All of the above, all of which can be found on the Periodic Table
how many valence electron(s) in dot system of Br35
5
1
7
3
