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Be has the lowest number.Atomic number of Be is 4.
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What elements has a ground-state electron configuration different from the predicted one?
There are many elements among the transitional elements which has the electron configuration differed than predicted. Such element with the lowest atomic number is chromium.
What is the melting point for Mg?
The melting point of magnesium is 650 degrees celcius. It has the lowest melting point among all the group II metals (alkaline earth metals), though the melting points generally decrease down the group - magnesium is an exception and has the lowest melting point among them.
Is calcium a major mineral?
Calcium is a chemical element, symbol Ca with the atomic number 20. It is the lightest of the alkaline earth metals and is the fifth most abundant element in the earths crust. It is not found in its elemental form but in the minerals calcite, dolomite and gypsum, among others.
Which alkaline earth metals are radioactive?
Radium is the radioactive metal among alkaline earth metals.
What is the description of helium?
Helium is a chemical element with symbol He and atomic number 2. It is a colourless, odorless, tasteless, non-toxic, inert, mono-atomic gas that heads the noble gas group in the periodic table. Its boiling and melting points are the lowest among the elements and it exists only as a gas except in extreme conditions.
What is description of helium?
Helium is a chemical element with symbol He and atomic number 2. It is a colourless, odorless, tasteless, non-toxic, inert, mono-atomic gas that heads the noble gas group in the periodic table. Its boiling and melting points are the lowest among the elements and it exists only as a gas except in extreme conditions.
What number increases in the periodic table?
Both the atomic number and atomic mass. among many other things. They increase the atomic number because the atomic number IS the number of protons in an atom. They increase the atomic mass because the atomic mass is the number of protons + neutrons in an atom. Basically the main two things..
What is H.E.?
HE is a nother writin form of helium.Its a colorless, odorless, tasteless, non-toxic, inert monatomic chemical element that heads the noble gas group in the Periodic Table and whose atomic number is 2. Its boiling and melting points are the lowest among the elements and it exists only as a gas except in extreme conditions.
Does radish high in uric acid?
Radishes are among the lowest producers of Uric acid, being among the lowest in purines
What is the chemical symbol am used for?
Am is Americium. It has atomic number of 95 and atomic mass of 243amu. Among other things, it is used for commercial smoke detectors. It is the product of the decay of Uranium.
What is the group of very reactive metals called?
Assuming "very reactive" to mean spontaneous and energetic in reaction, lower Alkaline metals are among the most reactive.
Is a helium gas pr solid?
Helium is a chemical element with symbol He and atomic number 2. It is a color less, odorless, tasteless, non-toxic, inert, monatomic gas, the first in the noble gas group in the periodic table. Its boiling point is the lowest among all the elements.
