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9 Cards in this Set
- Front
- Back
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1/ Isotopes? That have different atomic mass number dut to? |
Atomic of the same element. Due to different of neutrons. |
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1/Atomic number (z) ? 2/Mass number (A)? 3/Isotopes? |
1/Number of protons in nucleus. 2/Mumber of protons + number of neutrons = atomic number (z) + number of neutrons. 3/Are of the same element (x) with different numbers of neutrons in the nucleus. |
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1/a compound? 2/ describe the compound By? |
1/ is distinct dubstance that is composed of atoms of two or more element. 2/ describing the number and type of each atom in the simplest unit the compound. |
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1/Neutral atoms? |
1/ have the same number of protons and electrons. |
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1/ an orbital diagram is used to? 2 /each goup of orbitals is labeled By? |
1/ show how the orbitals of a sub shell are occupied By electrons. 2/Its sub shell nitaion. |
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1/ electronegativity? |
1/ A measure of how an atom attracts electrons when it is in molecule. |
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1/ متى تنتج الرابطة ثنائية القطب abound dipole؟ |
When two atoms share electrons unequally. |
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1/The abound length? |
1/Is the distance at which the stystem has minimal energy. |
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1/Lewis dot diagrams represent? 2/Present in? 3/lewis structures are of used to? in? |
1/The number of valence electrons. 2/In an atom. 3/Indicate the bonds. Acovalent molecule. |
