What are the maximum electrons that the 1st orbit in the Bohr-Rutherford diagram can hold?
What is 2 electrons?
By adding protons and neutrons together you will find?
What is the mass number?
A positively charged particle found in the nucleus?
What is a proton?
These are atoms of the same element that have different numbers of neutrons
What is an isotopes?
Who came up with the atomic theory based on years of experiments?
Who is John Dalton?
In a Bohr-Rutherford diagram, electrons are shown orbiting this part of the atom.
What is the nucleus?
The mass number is made of what?
What are the number of protons plus the numbers of neutrons?
The mass of an atom is due to these 2 particles.
What are protons and neutrons?
In a Bohr-Rutherford diagram of Chlorine, this is the number of electrons shown.
What is 18? (17 protons + 1 extra electrons)
Who explained why hydrogen atom does not collapse and explained the line spectrum of hydrogen?
Who is Bohr?
This is the number of protons in a silver atom, as shown in its Bohr-Rutherford diagram.
What is 47 protons?
The atomic number is what?
What is the number of protons in the nucleus?
What are the number of neutrons in Zinc?
What is 35?
An atom that has gained or lost electrons is called this.
What is an ion?
Who studied the deflection of cathode rays by electric and magnetic fields, that resulted in that the atom was not the smallest unit of matter?
Who is J.J Thompson?
What rule states that atoms tend to fill their outer shells with 8 electrons.
What is the octet rule?
If you know the mass number, how can you find the number of neutrons?
What is by subtracting the atomic number by the mass number?
If an atom has 15 protons, 16 neutrons, and 18 electrons, this is its overall charge.
What is 3-?
This is how many neutrons are in the isotope oxygen.
What is 10? (18-8 protons)
Who's theory includes the energy of an electron in each level is quantinized?
Who is Bohr's Theory?
This element has 3 shells and 7 valence electrons in its Bohr-Rutherford diagram.
What is chlorine?
The mass number represents?
What is the total number of particles found in the nucleus?
A neutral atom of sodium has this many electrons.
What is 11?
An isotope of uranium has 92 protons and 146 neutrons. What is the atomic mass.
What is 283?
Who's theory includes atoms cannot be destroyed or created?
Who is John Dalton's theory?