Take this quiz on the first 20 elements of theperiodictable. How well do you understand the periodic table and what it involves? Can you correctly name the first 20 chemical elements, their atomic numbers, electron configurations, and chemical properties? Let's test your knowledge! You can al...
老師18個詞語 這個學習集的練習題 學習 1 / 7 hydrogen 選擇正確的詞語 1 H 2 K 3 Ca 4 Mg 本學習集中的詞語(20) H hydrogen He helium Li lithium Be beryllium B boron C carbon N nitrogen O oxygen F fluorine Ne neon Na sodium Mg
I have just started getting into the periodic table. This app is helping me. It gives different types of quizzes and keeps track of your scores. It is helpful to have and does not stress you out about learning the elements. I would say this is a good app. ...
Periodic table of elements with information on chemical elements like gold, silver, iron, neon, helium, chlorine, copper, cobalt, and more
Learn the elements and their symbols from the periodic table.利用單詞卡、遊戲等工具學習 — 完全免費。
Discover Elements Quiz: The ultimate app to learn the periodic table. Test your knowledge with fun quizzes on Atomic numbers, functional groups and more. Download now! Unleash the Power of Chemistry Learning! Embark on a journey through the fascinating realm of chemistry with "Elements Quiz," ...
Periodic table, in chemistry, the organized array of all the chemical elements in order of increasing atomic number. When the elements are thus arranged, there is a recurring pattern called the ‘periodic law’ in their properties, in which elements in t
支持系统 OS X 10.12 价格 6 下载次数 181 官方网站 访问 A simple, easy to use study tool to learn and memorize the elements of the Periodic Table by element name and element symbol. You can also learn how to pronounce each element name....
Periodic table - Elements, Properties, Periodicity: The periodicity of properties of the elements is caused by the periodicity in electronic structure. The noble gases are chemically unreactive, or nearly so, because their electronic structures are stabl
Check out the rest of our special on the 150th anniversary of the periodic table: Find out why the most beautiful table in science is worth celebrating Discover the story of the birth of the table Learn why the periodic table needs a redesign Try our crossword Discover the favourite ...