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What is liquid out of the first twenty elements?
at 250C and 101 kPa there are no elements that are liquid in the first twenty elements. the only elements on the periodic table that are liquid are bromine (atomic number: 35) and Mercury (atomic number: 80).
The first elements in a period is always an?
alkali metal
How many elements have there name ending in ium in the first twenty elements in the periodic table?
Calcium, Potassium, and Helium
How the first twenty elements were discovered?
The discovery of the first twenty elements was a result of experiments by various scientists over time. Elements like hydrogen and oxygen were known since ancient times, while others, like phosphorus and sulfur, were isolated from minerals in the 17th and 18th centuries. The discovery of new elements accelerated in the 19th century with advancements in analytical chemistry, leading to the isolation and identification of elements like sodium, potassium, calcium, and others.
What is a transuranium metal?
elements that have a higher atomic number than the element Uranium (92). Twenty have been discovered and they are all unstable with half-lives
Who invented first metal?
No one invented metal. Metals are naturally occurring elements in the earths crust (and core)
What is the twenty fifth element in the periodic table of the elements?
The twenty fifth element in the periodic table is manganese (Mn), with an atomic number of 25. It is a transition metal commonly used in steel production and as a component in batteries.
How are the properties of the first twenty elements in the periodic table related to their atomic structure?
check this perodic table at www.calculatoredge.com
What is the twenty seventh element in the periodic table of the elements?
The twenty seventh element in the periodic table is Cobalt, which has the symbol Co and atomic number 27. It is a transition metal that is commonly used in alloys and batteries.
Is the first element in the alkaline earth group of elements?
No, the first element, hydrogen, is not an alkaline earth metal. The first of those is Beryllium.
What is the oxidation number of the first twenty elements?
The oxidation number of an element is the charge that atom has when it forms ions. The oxidation number varies depending on the compound the element is in. There isn't a strict rule for the oxidation numbers of the first twenty elements as they can exhibit various oxidation states depending on the specific compound they are present in.
What is the twenty eight element in the periodic table of the elements?
The twenty-eighth element in the periodic table is nickel (Ni). It is a transition metal with the atomic number 28. Nickel is commonly used in various applications, such as in making coins and stainless steel.
