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Argon, one of the noble gases.
Argon - which is a noble gas, has atomic number 18.
Argon - which is a noble gas, has atomic number 18.
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What is the closest noble gas to calcium?
argon (atomic number 18) is the closest to calcium (atomic number 20)
Is calcium a noble gas?
Argon (atomic number 18) is the noble gas that is nearest to calcium (atomic number 20)
What is the group and period number of helium?
noble gases atomic number 2 chemical symbol He
What is the 18 element in the periodic table?
Argon, Ar, has the atomic number of 18 on the Periodic Table of Elements.
What belongs in group 18 and period 4?
Krypton is the elemnt present in group 18 aand period 4 with atomic number 36 and it is noble gas.
Atomic number for argon?
Argon is a gas. atomic number of it is 18.
What is the number of protons in Argon gas?
The same as its atomic number (18)
What is the element argon atomic number?
Argon is a gas element. atomic number of it is 18.
Is argon the nearest noble gas to calcium?
Yes it is. Argon (atomic number 18) is the noble gas that is nearest to calcium (atomic number 20)
What noble gas is closet to calcium?
Argon is closest, as Calcium is number 20, and Argon is number 18.
What is the closest noble gas to calcium?
argon (atomic number 18) is the closest to calcium (atomic number 20)
What is the total number of electrons in atom of an element with an atomic number of 18 and a mass number of 40?
ARGON has 18 electrons, with an atomic number of 18 and an Atomic Mass of 40. It has 22 neutrons, is considered a Nobel gas, in that it is inert under most conditions, and is colorless.
What is the total number of electrons in an atom of an element with an atomic number of 18 and a mass number of 40?
ARGON has 18 electrons, with an atomic number of 18 and an Atomic Mass of 40. It has 22 neutrons, is considered a Nobel gas, in that it is inert under most conditions, and is colorless.
Is calcium a noble gas?
Argon (atomic number 18) is the noble gas that is nearest to calcium (atomic number 20)
What is the group and period number of helium?
noble gases atomic number 2 chemical symbol He
Is argon matter?
Argon is a chemical element with the symbol Ar and atomic number 18. It is in group 18 of the periodic table and is a noble gas. Argon is the third-most abundant gas in the Earth's atmosphere, at 0.934%
Is argon a chemical?
Argon is a chemical element with symbol Ar. Its atomic number is 18, and it is a noble gas.
