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Questions and Answers
What does the symbol 'Pm' represent?
What does the symbol 'Pm' represent?
What does the symbol 'Sm' stand for?
What does the symbol 'Sm' stand for?
What is the element represented by the symbol 'Eu'?
What is the element represented by the symbol 'Eu'?
What does the symbol 'Gd' refer to?
What does the symbol 'Gd' refer to?
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What element is denoted by the symbol 'Tb'?
What element is denoted by the symbol 'Tb'?
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What is represented by the symbol 'Dy'?
What is represented by the symbol 'Dy'?
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What does the symbol 'Ho' stand for?
What does the symbol 'Ho' stand for?
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What is the element with the symbol 'Er'?
What is the element with the symbol 'Er'?
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What does the symbol 'Tm' represent?
What does the symbol 'Tm' represent?
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What is the element indicated by the symbol 'Yb'?
What is the element indicated by the symbol 'Yb'?
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What does the symbol 'Lu' signify?
What does the symbol 'Lu' signify?
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What is represented by the symbol 'Hf'?
What is represented by the symbol 'Hf'?
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What does the symbol 'Ta' represent?
What does the symbol 'Ta' represent?
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What is the element corresponding to the symbol 'W'?
What is the element corresponding to the symbol 'W'?
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What does the symbol 'Re' denote?
What does the symbol 'Re' denote?
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Study Notes
Elements 61-75 of the Periodic Table
- Promethium (Pm): A rare earth metal, acts as a neutron source for atomic batteries.
- Samarium (Sm): Used in magnets and nuclear reactors, it has a critical role in materials science.
- Europium (Eu): Known for its red phosphorescent properties, widely used in televisions and fluorescent lamps.
- Gadolinium (Gd): Notable for its use in MRI contrast agents and neutron capture, essential in medical imaging.
- Terbium (Tb): Important for phosphors in green lighting and electronic devices; known for its magnetic properties.
- Dysprosium (Dy): Utilized in high-temperature magnets and nuclear reactors, highlights its importance in technology.
- Holmium (Ho): Known for its magnetic properties and used in lasers and nuclear reactors.
- Erbium (Er): Commonly used in fiber optics and as a catalyst in various chemical reactions.
- Thulium (Tm): Often used in portable X-ray machines and certain lasers; least abundant of the rare earth elements.
- Ytterbium (Yb): Employed in fiber optics and lasers; important in making certain alloys and enhancing other elements' properties.
- Lutetium (Lu): A rare metal used in catalysts for petroleum refining and certain medical applications.
- Hafnium (Hf): Used in nuclear reactors; essential for its ability to absorb neutrons, along with applications in electronics.
- Tantalum (Ta): Known for its high corrosion resistance, used in electronic components like capacitors and surgical instruments.
- Tungsten (W): Famous for its high melting point, widely used in light bulb filaments and cutting tools.
- Rhenium (Re): Known for its use in superalloys and catalysts for petroleum refining, it's one of the rarest elements on Earth.
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Description
Test your knowledge on the elements from atomic numbers 61 to 75 with this interactive flashcard quiz. Each card features the chemical symbol and the name of the element, helping you to memorize and understand these important components of the periodic table.
