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Characteristics. Physical. Emission spectrum for sodium, showing the D line. Sodium at standard temperature and pressure is a soft silvery metal that combines with oxygen in the air, forming sodium oxides. Bulk sodium is usually stored in oil or an inert gas. Sodium metal can be easily cut with a knife.
Sep 28, 2011 · Characteristics: Sodium is a soft, silvery-white metal. It is soft enough to cut with the edge of a coin. Freshly cut surfaces oxidize rapidly in air to form a dull, oxide coating. Sodium burns in air with a brilliant yellow flame. Sodium floats on water, because its density is lower than water’s.
- 22.98977
- silvery-white
- Sodium is an alkali metal
- solid
Sodium helps the body transmit nerve impulses, maintain the proper balance of fluids in the body and helps control the contraction and relaxation of muscles.
Physical properties. Like other alkaline metals, sodium is a silvery-white metal. It is quite malleable and soft (metallic sodium can easily be cut with a knife or scalpel, and a fresh cut shines in air). It has high electroconductivity. Obtaining sodium. Sodium atom structure [Wikimedia]
- What Is Sodium
- Where Is It Found
- History
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- Is It Dangerous
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Sodium (pronunciation SO-dee-em ), represented by the chemical symbol or formula Na , is a soft, malleable element belonging to the family of alkali metals . Naturally occurring Na is its most stable isotope with mass number 23 [1, 3]. Besides that, it has 16 synthetic, radioactive isotopes with known half-lives . When burnt in air (oxygen), it for...
Sodium makes up about 2.6% of the earth’s crust and is the sixth most common element on the planet. Its most common compound, sodium chloride, is a very soluble salt and has been leached into seas and oceans from the time the earth came into existence. Many such salt beds have been found where ancient seas had evaporated. It also has sources in man...
Origin of Its Name: Its name is derived from the English word “soda” and Medieval Latin word “sodanum” meaning headache remedy. The Latin word for sodium carbonate, “natrium” is the origin of its chemical symbol [1, 2]. Who Discovered Sodium: British chemist, Sir Humphry Davy[1, 2]. When Was It Discovered: Its discovery year is 1807 . How Was It Di...
As a heat exchanger in nuclear reactors .As a reagent in the chemical industry .Its salts have more uses than the metal itself. Common salt or sodium chloride is added to food to enhance its taste and as a de-icing agent for roads in winter. It also finds application as a feed...Sodium carbonate, another sodium salt, is also known as washing soda and is used as a water softener.Na is essential to all living beings as it is vital for the maintenance of different functions of the body. Human beings usually get the required sodium from their food. An average person intakes 10 grams of salt a day though the recommended daily sodium intake (RDA) is just 3 grams. Any extra sodium may be harmful and cause high blood pressure and...
The metal is soft enough to be cut with the edge of a coin .The human body contains around 100 grams of sodium .Jun 28, 2023 · Healthy Lifestyle. Nutrition and healthy eating. Sodium: How to tame your salt habit. Find out how much sodium you need and learn how getting too much might affect your health. By Mayo Clinic Staff. Are you getting more sodium than health experts suggest is wise? If so, it could lead to serious health problems. Sodium is a mineral.
Jan 5, 2023 · Eat Smart. Sodium sources: Where does all that sodium come from? What’s the difference between sodium and salt? Sodium and salt are often thought to be the same, but they’re not exactly. Sodium is a mineral that occurs naturally in foods or is added during manufacturing or both. Table salt is about 40% sodium and 60% chloride.
