What do electrons in the same shell have in common?

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What do electrons in the same shell have in common? They have the same amount of energy. They are all positively charged.

What do all atoms of the same electron have in common?

When an atom has an equal number of electrons and protons, it has an equal number of negative electric charges (the electrons) and positive electric charges (the protons). … Atoms without an equal number of electrons and protons are more common than many people realize, such as the atoms found in table salt.

What do electrons in the same shell have in common quizlet?

What do electrons in the same shell have in common? They all have the same amount of energy.

Which of the following is an example of a subatomic particle ?’?

Which of the following is an example of a subatomic particle? Electron.

What is an example of subatomic particle?

Subatomic particles include electrons, the negatively charged, almost massless particles that nevertheless account for most of the size of the atom, and they include the heavier building blocks of the small but very dense nucleus of the atom, the positively charged protons and the electrically neutral neutrons.

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What is the greatest number of valence electrons an atom can have in the third shell?

The shell closest to the nucleus, 1n, can hold two electrons, while the next shell, 2n, can hold eight, and the third shell, 3n, can hold up to eighteen. The number of electrons in the outermost shell of a particular atom determines its reactivity, or tendency to form chemical bonds with other atoms.

Where does the word atom come from quizlet?

The word atom comes from the Greek word atomos which means? What is a part of Democritus’s theory about atoms?

What do all these elements have in common?

The common feature is that the atoms of all elements consist of electrons, protons, and neutrons.

Which subatomic particle is the lightest?

Electron, lightest stable subatomic particle known. It carries a negative charge of 1.602176634 × 1019 coulomb, which is considered the basic unit of electric charge. The rest mass of the electron is 9.1093837015 × 1031 kg, which is only 1/1,836the mass of a proton.

Which is the heaviest particle in an atom?

Electrons are negatively charged and are the heaviest subatomic particle.

What is the smallest particle?

Quarks are the smallest particles we have come across in our scientific endeavor. The Discovery of quarks meant that protons and neutrons weren’t fundamental anymore.

Who discovered the electron?

Although J.J. Thomson is credited with the discovery of the electron on the basis of his experiments with cathode rays in 1897, various physicists, including William Crookes, Arthur Schuster, Philipp Lenard, and others, who had also conducted cathode ray experiments claimed that they deserved the credit.

What are the 5 subatomic particles?

What is the smallest thing in the universe?

Quarks are among the smallest particles in the universe, and they carry only fractional electric charges. Scientists have a good idea of how quarks make up hadrons, but the properties of individual quarks have been difficult to tease out because they can’t be observed outside of their respective hadrons.

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Who said an atom is mostly empty space?

In 1911, a British scientist named Ernest Rutherford discovered that an atom is mostly empty space. He concluded that the positively charged particles are contained in a small central core called the nucleus.

Is a photon smaller than an electron?

A photon is in shape like a thin stick if its energy is lower than the rest energy of an electron and like a plate if its radius is smaller than the classical radius of an electron. For a photon of hν=13.6 eV, the photon radius is 34.9 pm and is less than the Bohr radius.