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Deuterium, an isotope of hydrogen, has an Atomic Mass of 2 since it has a neutron as well as a proton in the nucleas. Hydrogen oxide, H20 is known as water - deuterium oxide is known as heavy water.
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What is the atomic number of this element of He?
The atomic number of Helium is 2.
What is the atomic number of this element helium?
The atomic number of helium is 2. It has 2 protons in its nucleus, which defines its atomic number.
What tells the number of protons in the nucleus of an atom of an element?
The atomic number of the element refers to the number of protons of an atom: all atoms of an element have this number of protons. A neutral atom of the element will have the same number of electrons.
Has the lowest atomic number in Group 2?
Berylium is a non metal element. Atomic number of it is 4.
What is the element argon atomic number?
Argon is a gas element. atomic number of it is 18.
Which element has atomic number thirteen?
Aluminium is a metal element. atomic number of it is 2.
What is the atomic number of this element of He?
The atomic number of Helium is 2.
What is the atomic number for He?
Helium is a gas element. atomic number of it is 2.
What is the atomic number of this element helium?
The atomic number of helium is 2. It has 2 protons in its nucleus, which defines its atomic number.
What is Atomic number 2?
Atomic number 2 corresponds to the element Helium. Helium has 2 protons in its nucleus, making it the second element on the periodic table. It is a colorless, odorless gas and is the second most abundant element in the universe.
What is the element of a atomic number element?
The atomic number of an Element refers to it's position in The Periodic Table. The first element (Hydrogen - H) has the atomic number 1. The second element (Helium - He) has the atomic number 2. The fifty-second element (Tellurium - Te) has the atomic number 52. And so on.
Write the name and atomic number for He?
The element is Helium witht he atomic number, 2.
2 He 4.00260 what do they mean?
2 He 4.00260 has several components. The first number, 2, is the atomic number of the element. This equates to the number of protons in the element. The second component is He, which is the atomic symbol of the element. Finally, 4.00260 is the atomic mass of the element. In this case, the element described is helium.
What is the number of neutrons for a specific element equal to?
The average number of neutrons that a specific element has is equivilent to the element's atomic mass minus the that elements atomic number. For example Helium has 2 neutrons because its atomic mass (4) minus the atomic number (2) is 2.
Which element has the atomic number 2?
Calcium has the atomic number 20.
What is heilum's atomic number?
Helium is a gas element. atomic number of it is 2.
If an element has a mass number of 4 and an atomic number of 2 how many neutrons does the element have?
2
