Neon
What's neon´s atomic number?
10
what is a nucleus?
the central and most important part of an object or movement, forming basis for its activity nd growth
What's an electron?
What's golds atomic number?
79
What is gas?
gas is a state of matter
What makes the neon lights orange?
Helium
what is a nucleus of an atom?
found in the center of atoms and is made of neutrons and protons.
What's an electron's mass?
9.1093837015 × 10−31 kg
whats golds boiling point?
4,892 F
What's gas exchange?
oxygen moves from the lungs to the bloodstream, at the same time carbon dioxide passes from the blood to the lungs.
What's neons ionization energy?
21,5645
when was the nucleus discovered?
1911
How many electrons does gold have?
79
What's golds melting point?
1,948 F
3 main types of gas?
hydrogen (H2) nitrogen (N) oxygen (O2)
How many electrons per shell?
2,8
who discovered the nucleus?
Ernest Rutherford
what charge does it have?
negaive
What's golds mass density?
19.3 g/cc
What's the heaviest gas in the world?
Radon
neons weight?
20.1797 u
What experiment helped find the nucleus of objects.
The gold foil experiment.
Where are electrons found on an atom?
they are found on the outside shell of the nucleus.
what is golds symbol?
Au
What's radon´s atomic number?
89