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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.
- silvery white metallic
- group 1: hydrogen and alkali metals
- 11
- period 3
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
- What Is Sodium
- Where Is It Found
- History
- Sodium Uses
- Is It Dangerous
- Interesting Facts
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 · Sodium attracts and holds water, so the blood volume rises. The heart must work harder to pump blood, and that increases pressure in the arteries. Over time, this can raise the risk of heart disease, stroke and kidney disease. Some people are more sensitive to the effects of sodium than are others.
- Sodium: Essential in Small AmountsYour body needs some sodium to function properly because it: 1. Helps maintain the right balance of fluids in your body 2. Helps transmit nerve imp...
- Sodium: How Much Do You Need?The Dietary Guidelines for Americans recommends limiting sodium to less than 2,300 mg a day.Keep in mind that these are upper limits, and less is u...
- Sodium: What Are The Major Dietary Sources?The average American gets about 3,400 mg of sodium a day — much more than recommended. Here are the main sources of sodium in a typical diet: 1. Pr...
- Tips For Cutting Back on SodiumVirtually all Americans can benefit from reducing the sodium in their diets. Here are more ways you can cut back on sodium: 1. Eat more fresh foods...
- Sodium: Be A Savvy ShopperTaste alone may not tell you which foods are high in sodium. For example, you may not think a bagel tastes salty, but a typical 4-inch (10-centimet...
Sodium and potassium are closely interconnected but have opposite effects in the body. Both are essential nutrients that play key roles in maintaining physiological balance, and both have been linked to the risk of chronic diseases, especially cardiovascular disease.
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]
Dec 22, 2022 · Eat Smart. Sodium. Get the Scoop on Sodium and Salt. How does sodium affect your health? Sodium is a mineral that supports vital functions. It’s regulated by your kidneys, and helps control your body’s fluid balance. It also affects nerve impulses and muscle function. How does sodium affect my heart?
