Science, asked by kharig1919, 5 months ago

Use your periodic table of elements. Take any element from the first column, except for hydrogen and lithium, and answer the following questions:

What is the element's name and symbol?
Is it a metal, nonmetal, or metalloid?
Which family does it belong to?
How many protons, neutrons, and electrons does its neutral atom have?

Answers

Answered by barnadutta2015
4

Answer: The periodic table contains Sodium, a metal because of its net positive charge. This element has a +1  valency. To form the octet and so establish stability, it can donate one electron.It belongs to alkali metal family and consists of 11 protons, 11 neutrons and 11 electrons.

Explanation:

Here we will know more about the chemical elements:

  • Chemical elements are those chemicals that, through any common chemical process, cannot be broken down into even simpler substances.
  • Based on their atomic number, they are displayed in the periodic table.
  • An element that is a member of the alkali metal family is sodium. The symbol Na is used to represent the element sodium. Given that it possesses a net positive charge, the element is a metal.
  • In order to achieve the octet that affords it stability, it can transfer one electron from its valency shell. Consequently, the element's valency is 1. There are 11 protons, 11 neutrons, and 11 electrons in the element. This can be written as ¹¹Na₂₂ where Na represents sodium.
  • The element's atomic number, or number of protons, is 11. The element's atomic mass, which is equal to the sum of its protons and neutrons, is 22.

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