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Question:

Valence Electrons help?

im doing a packet in science for modern atomic theory.what i dont understand is, how to calculate valence electrons.all that they have in the packet is valence electrons are the outer energy level of an atom.and they have a ex.Exall atoms with on valence electron behave in a similar wayplease i need help finding how many valence electrons have in nitrogen and aluminum.please and thank you

Answer:

Try a cotton, wool and acrylic blend.
I have knit several afghans using Lion Brand or Carron Pound of Love, an acrylic yarn that washes and dries very easily and knits up very soft.
I think acrylic would likely be my first choice according to what you statedPatons makes a mercerized cotton called Grace which is a light weight (3) and knits 24 st per 4 inon size 6 needlesCotton has very little stretch or giveYou might want to check on Red Heart Soft Yarn or Bernat SatinThere are also blends with bamboo or soy.
Look at the electron configuration for the atomFor example, in chlorine, the electron configuration is [Ne] 3s2 3p5There are 2 electrons in the 3s orbital and 5 electrons in the 3p orbitalThis makes a total of 7 electrons in the outer shell of the atomThus, chlorine has 7 valence electrons.
Try a cotton, wool and acrylic blend.
I have knit several afghans using Lion Brand or Carron Pound of Love, an acrylic yarn that washes and dries very easily and knits up very soft.
I think acrylic would likely be my first choice according to what you statedPatons makes a mercerized cotton called Grace which is a light weight (3) and knits 24 st per 4 inon size 6 needlesCotton has very little stretch or giveYou might want to check on Red Heart Soft Yarn or Bernat SatinThere are also blends with bamboo or soy.
Look at the electron configuration for the atomFor example, in chlorine, the electron configuration is [Ne] 3s2 3p5There are 2 electrons in the 3s orbital and 5 electrons in the 3p orbitalThis makes a total of 7 electrons in the outer shell of the atomThus, chlorine has 7 valence electrons.

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