Hello~i will really appreciate it if you answer all this♡
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1.How many valence electrons do noble gases like Ne,Ar and Kr have?
a.1.
b.2
c.6
d.7
2.The following describe ionic bonding,EXCEPT.
a.It involves the transfer of electrons.
b.It involves sharing of electrons.
c.atoms either gain or lose electrons.
d.It is a bond between a metal and a non-metal.
3.Which of the following pairs of atoms is most likely to form a covalent compound?
a.C,O
b.Na,O
c.Mg,Br
d.Ba,CI
4.Which of the following is a metal?
a.O
b.S
c.K
d.C
5.Which is not a type of a chemical bonding?
a. Polar bonding
b.Metallic bonding
c.ionic bonding
d.covalent
||. A. Use Lewis structures to show . the transfer of electrons in the given combinations.
1.K +Br
2.Ba + I
3.Be + O
4.Na + S
5.AI + F
B.What ionic charge will the following elements have?PLEASE JUSTIFY YOUR ANSWER.
1. Group 2A
2. Group 5A
3.Group 6A
C.Predict whether the bonding in the oxides of the following elements is covalent or ionic.EXPLAIN YOUR ANSWER.
1.Aluminum
2.Magnesium
3.Phosphorus
4.silicon
5.sodium
|||. Write the electron configuration of the following elements.
1. Ti
2. V
3. Se
4. Ag
5. Zr
thank you!
to your hardwork★
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Ответ:
Explanation:
1)Noble gases have stable valence electron of 2 and 8.
2)B- ionic compounds do not require sharing of electron.
3)B- sodium and oxygen will likely form a covalent compound.
4) C- potassium
5) A- polar bonding
6)
Ответ: