Potassium

​​ Potassium- by Kyle Henry and Mitch Prendergast Potassium was invented in 1807 by Sir Humphrey David. The symbol for potassium is K. The atomic number is 19. Potassium’s atomic mass is 39.098. The number of protons is 19. The number of neutrons is 20. The number of electrons is 19. The melting point of potassium is 63.7 ​degrees Celsius. The boiling point is 774 degrees Celsius. The normal phase of potassium is solid. The classification is metal. Potassium’s family is alkali metals. The origin of name is Latin. **Interesting facts about Potassium** Potassium can come in many colors but the main color is a silvery white color or a tan color. Potassium is used in many things such as glass, soap, medicine, fertilizers, and gunpowder. Potassium makes 1.5 percent of the earths crust. Did you know one of the earliest uses of potassium was soap? Potassium is the second lightest metal. It only catches on fire when it gets wet. Potassium is found in ancient lakes. It is essential for plant growth. Potassium is mined in Germany and in the United States of America. In Dutch potassium is called Kalium. In Portuguese it is called potassio. In Sweden potassium is also called kalium just like Dutch. If you are seven-twelve months old you should have 700 milligrams of potassium per day. If you are one-three years old you should have 3,000 milligrams of potassium per day. If you are four-eight years old you should have 3,800 milligrams of potassium per day. If you are nine-thirteen years old you should have 4,500 milligrams of potassium per day. If you are fourteen-eighteen years old you should have 4,700 milligrams of potassium per day. If you are nineteen years or older you should have 4,700 milligrams of potassium per day. A banana has 422 milligrams of potassium in it. An avocado has 975 milligrams of potassium in it. A tomato has 427 milligrams of potassium in it. A cantaulope has 427 milligrams of potassium in it. Spinach has 335 milligrams of potassium in it. Brocolli has 287 milligrams of potassium in it. Celery has 263 milligrams of potassium in it. High potassium is dangerous unless you maintain a good level of potassium. Low potassium is bad because your heart can skip beats which is a dangerous sign because your heart might stop.media type="youtube" key="NGqBbbECZxA" width="425" height="350" <span style="background-color: #00ff00; font-family: 'Times New Roman','serif'; font-size: 11pt; font-weight: normal; line-height: 115%;">media type="youtube" key="MUensqImzXM" width="425" height="350" = = = = = = = = = = = = =<span style="background-color: #ff00ff; color: #0000ff; font-family: 'Times New Roman','serif'; font-size: 17.6pt; font-weight: normal; line-height: 115%;">**Potassium bibliography** =

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