Which constants would most likely be filled in the first row of the table?
2 answers:
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Answer: Option (A) is the correct answer.
Explanation:
Atomic number of sodium is 11 and its electronic configuration is .
In order to gain stability, sodium loses one electron and hence it forms a positive ion .
Thus, we can conclude that when sodium combines with chlorine, it has a net charge of +1 because sodium loses a negative electron when forming chemical bonds.
<u>Answer:</u>
<em>Theoretical density values </em>
- brass-
- bronze-
- steel-
<u>Explanation:</u>
All of these substances are<em> </em>alloys (a substance made from melting two or more substances, one of them usually being a metal). Brass is a combination of copper and zinc, bronze is mostly copper, tin and other non-metals as well and steel is majorly made up of iron and copper. These alloys have various uses and varying importance in different kinds of industries.