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What element has 2 electron?
Helium is the element with 2 electrons. It has an atomic number of 2, indicating the number of protons and electrons in its nucleus.
What is hellium made out of?
hellium is a gas that makes light objects float e.g. balloons
Element on periodic table that is number 2?
Hellium
What is the atomic number of F plus the atomic number of Na?
The atomic number of fluorine is 9.The atomic number of sodium is 11.
What is an example of Atomic Number?
Atomic number= number of protons. Hydrogen atomic number=1
What element has 2 electron?
Helium is the element with 2 electrons. It has an atomic number of 2, indicating the number of protons and electrons in its nucleus.
What is hellium made out of?
hellium is a gas that makes light objects float e.g. balloons
Element on periodic table that is number 2?
Hellium
How do you stop hellium escapin from a balloon what causes hellium to escape from a balloon?
a particle of hellium is small enough to fit in between the molecules of latex (or whatever the balloon is made of) and eventually leaks out due to diffusion. If the environment the balloon is in has the same amount of hellium in it as the balloon, it won't deflate.
This element has an atomic number that is double the atomic number of silicon?
this elemnt has an atomic number that is double the atomic number of silicon?
What is the number of protons in the neucleus called?
the answer is that it is called a atomic number.
This element has the atomic number that is double the atomic number of silicon?
The element with an atomic number that is double the atomic number of silicon is germanium, with an atomic number of 32. Silicon has an atomic number of 14.
Element has an atomic number that is double the atomic number of silicon?
The element with an atomic number that is double the atomic number of silicon is germanium, with atomic number 32. Silicon has an atomic number of 14.
Atomic number in the atomic nucleus?
The atomic number is equal to the number of the protons in the atomic nucleus.
Which gas is used in a balloon?
hellium
How many nuetrons does hellium have?
4
Which matal floats on water?
Hellium
