Atomic number of is 11. Electronic configuration of sodium 1s2, 2s2, 2p6, 3s1. sodium has 11 electrons. Two electrons are in the 1s-orbital, 2 are in the 2s-orbital, 6 are in the 2p-orbital and one in the 3s-orbital.

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What is sodium nitrate?

Sodium nitrate is an alkali metal nitrate salt with a chemical formula NaNO3. It is also called Chile saltpeter, nitratite or soda niter or nitratine. It is White powder or colorless crystals and a sweet odor. It is highly soluble in water. It has a wide range of uses in pyrotechnics, food preservatives, fertilizers and rocket propellant.


How many neutrons does sodium have?

There are 12 neutrons in sodium atom. Sodium has 21 isotopes in which one is stable and the remaining are radioisotopes. Sodium-23 is a stable isotope and has 12 neutrons.

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What is sodium benzoate?

Sodium benzoate is a chemical compound which has a chemical formula C6H5COONa. It is sodium salt of benzoic acid. It can be produced by reacting benzoic acid with sodium hydroxide. It is used as a preservative in food under the E number E211.

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What is sodium hypochlorite?

It is a chemical compound with formula NaOCl or NaClO. It is a comprises of hypochlorite anion (OCl− or ClO−) and sodium cation (Na+). It is also called with other names like Antiformin, Bleach and Chloride of soda etc. It has a pale greenish-yellow color when dilute. It is a very unstable compound and has a corrosive nature. It can easily decomposes and release chlorine. Due to this nature it is a very good agent for cleaning purposes.