Within the main group of elements, what do elements in a family have in common? How many elements are there? What do elements in the first two columns of the periodic table have in common? Using a range of compounds as example, explain what is meant by the term transition element. How...
What is the first element on the periodic table? What is the main gas found in the air we breathe? Which of the elements in the following periodic table are d-transition elements? Which elements in the periodic table are referred to alkali metals? What are the elements found in...
Mercury is the only transition metal that is a liquid at room temperature. Sapphires are blue because of iron. Bismuth is diamagnetic. Magnets repel it. Neon is the least reactive element in the Periodic Table and is used in neon signs. Titanium is very strong and very, very light! Ideas ...
Besides hydrogen, what element wants 2 valence electrons in its outer shell? What are mineral acids and how do they differ from other acids? What is the pH of 0.255M CH3NH3I? Is this an acid or a base? Name five elements from the periodic table. ...
Classify Element 79 as metal, nonmetal, or metalloid. Is it a noble gas as well? Which group of elements belongs to the f-block? (a) inner transition metals (b) metalloids (c) metals (d) nonmetals. What are the 4 categories of elements included in the Periodic Table?
View Solution The electronic configuration of the fourth transition element is View Solution ICSE-PERIODIC TABLE (PERIODIC PROPERTIES AND VARIATION OF PROPERTIES)-ADDITIONAL QUESTIONS State the type of elements present in group 17 [VIIA] 01:41 State the type of elements present in group 18 [0]....
It is the energy difference between the top of the valence band and the bottom of the conduction band. It represents the minimum energy required for an electron to transition from the valence band to the conduction band. The size of the band gap is a critical factor in det...
Key Takeaways: Parts of the Periodic Table The periodic table orders elements by increasing atomic number, which is the number of protons in the atom of an element. The rows of the periodic table are called periods. All elements within a period share the same highest electron energy level. ...
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