Hello and welcome to Teach Kids Chemistry! Today, we will be discussing the fascinating element yttrium. Yttrium is a metallic element that is commonly found in minerals such as gadolinite and xenotime. It has the atomic number 39 and is located in group 3 of the periodic table. Yttrium has a variety of uses, including in the production of superconductors, lasers, and cancer treatments. Let’s dive in and learn more about this interesting element!
The Periodic Element Yttrium Overview
Yttrium is a chemical element with the symbol Y and atomic number 39. It is a silvery-white, lustrous, and highly reactive metal that belongs to the transition metals group. Yttrium has an atomic mass of 88.91 and contains 39 protons and 39 electrons in its nucleus. It has a total of 50 neutrons in its nucleus. Yttrium is located in period 5 and group 3 of the periodic table. It is a solid at room temperature and is classified as a metal. Yttrium has an electronegativity of 1.22 and a specific heat capacity of 0.298 J/g·K. Its melting point is 1526°C, and its boiling point is 3336°C. The density of yttrium is 4.472 g/cm³.Yttrium is commonly used in the production of alloys, such as stainless steel, and is also used in the production of electronics, lasers, and superconductors. It is also used in the medical field for imaging and cancer treatment. Yttrium has a high melting point and boiling point, making it useful in high-temperature applications. Its properties make it a versatile element that has a wide range of applications in various industries. Overall, yttrium is an important element that plays a significant role in modern technology and industry.
Everyday objects that contain the periodic element yttrium?
There are many everyday objects that contain chemicals or compounds that can be used to teach chemistry concepts. For example, water is a compound made up of two hydrogen atoms and one oxygen atom, and can be used to teach about chemical formulas and the properties of different elements. Salt, which is made up of sodium and chlorine, can be used to teach about ionic bonding and the properties of salts. Baking soda, which is sodium bicarbonate, can be used to teach about chemical reactions and the properties of acids and bases. Other examples include vinegar, which is acetic acid, and aspirin, which is acetylsalicylic acid. By using everyday objects that contain chemicals, students can learn about chemistry concepts in a simple and relatable way.
Differences in the periodic element yttrium across states of matter
The state of an element can vary greatly depending on its temperature and pressure. At standard temperature and pressure (STP), most elements are either solids or gases. Solids have a fixed shape and volume, while gases have neither. As temperature and pressure increase, some solids can become liquids, which have a fixed volume but take the shape of their container. As temperature and pressure continue to increase, some liquids can become gases, which have neither a fixed shape nor volume. At extremely high temperatures and pressures, some gases can become plasmas, which are highly ionized and conductive. Plasmas are often found in stars and lightning bolts, and have unique properties such as the ability to emit light.
Is the periodic element yttrium dangerous or radioactive?
Yttrium is not considered a dangerous or radioactive element. It is a silvery-white metal that is relatively stable and non-toxic. Yttrium is commonly used in various applications such as electronics, lasers, and medical imaging. While some of its isotopes can be radioactive, they are not commonly found in nature and are typically produced in laboratories for research purposes. Overall, yttrium is a safe and useful element that poses no significant health risks to humans.
Is the periodic element yttrium rare and expensive?
Yttrium is a relatively common element in the Earth’s crust, but it is not found in its pure form. It is usually found in combination with other minerals, such as rare earth elements. Yttrium is not considered to be a rare or expensive element, but its extraction and purification can be costly due to the complex processes involved. Yttrium has a variety of applications, including in electronics, ceramics, and medical imaging, and its demand is expected to increase in the future. Overall, while yttrium is not rare or expensive in terms of its abundance, its extraction and purification can be costly.
Learn about all the elements with a periodic table!