Atomic Numbers, Valence and More: A Guide

In summary, The conversation is about atomic numbers, valences, and related topics, and the person suggests using Google to find information on these topics. The concept of Z _{6} ^{12} is also mentioned.
  • #1
dvs77
12
0
hello can anybody tellme about atomic numbers,valances,n related topics
:rofl:
 
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  • #2
dvs77 said:
hello can anybody tellme about atomic numbers,valances,n related topics
:rofl:
Well what do you think they mean??

If I wrote [tex]Z _{6} ^{12}[/tex], would you understand what it all means and why?

The Bob (2004 ©)
 

1. What is an atomic number?

An atomic number is a unique identifier for each element on the periodic table. It represents the number of protons in the nucleus of an atom.

2. How is the atomic number related to an element's properties?

The atomic number determines an element's place on the periodic table and is directly linked to its physical and chemical properties. Elements with similar atomic numbers tend to have similar properties.

3. What is valence?

Valence refers to the number of electrons in the outermost energy level of an atom. It determines an element's reactivity and its ability to bond with other atoms.

4. How is valence calculated?

Valence is calculated by looking at the number of electrons in an atom's outermost energy level. For main group elements, valence is equal to the last digit of the atom's atomic number. For transition metals, valence can vary and is determined by the element's electron configuration.

5. What is the relationship between atomic number and valence?

The atomic number and valence are both related to the number of electrons in an atom. The atomic number determines the number of protons and electrons in an atom, while the valence determines the number of electrons in the outermost energy level. In general, elements with higher atomic numbers tend to have higher valence numbers and are more reactive.

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