Antonym For Proton (2024)

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Antonym For Proton? ›

, (pronounced p-bar) is the antiparticle of the proton. Antiprotons are stable, but they are typically short-lived, since any collision with a proton will cause both particles to be annihilated in a burst of energy.

Proton—positive; electron—negative; neutron—no charge. The charge on the proton and electron are exactly the same size but opposite.

Because they are part of the nucleus, scientists sometimes refer to protons and neutrons as nucleons. Scientists also refer to protons and neutrons as hadrons. Hadron is a term for a composite subatomic particle – a particle that consists of even smaller particles.

The antiparticle of the electron is called the positron; it is identical to the electron, except that it carries electrical charge of the opposite sign. When an electron collides with a positron, both particles can be annihilated, producing gamma ray photons.

Antonym means the opposite of something, like small versus large. atom has no opposite.

The antiproton, p. , (pronounced p-bar) is the antiparticle of the proton.

Photons and antiphotons, because they are uncharged, are considered the same particle. But this criterion would lead to the same conclusion for neutrinos and antineutrinos. These elementary particles have nevertheless an opposite leptonic number.

Protons and neutrons are each composed of three quarks. Electrons and quarks can also exist as antielectrons or antiquarks — identical except the charges reverse sign. The electron has an “electric” charge of -1. The proton has an electric charge of +1.

The word proton is Greek for "first", and the name was given to the hydrogen nucleus by Ernest Rutherford in 1920. In previous years, Rutherford had discovered that the hydrogen nucleus (known to be the lightest nucleus) could be extracted from the nuclei of nitrogen by atomic collisions.

Britannica, The Editors of Encyclopaedia. "nucleon".

What are opposite protons and electrons? ›

Protons have a positive charge (+) and electrons have a negative charge (-). The positive charge of the protons is equal to the negative charge of the electrons. Opposite charges attract each other. An atom is in balance when it has an equal number of protons and electrons.

There are no categorical antonyms for photon. The noun photon is defined as: The quantum of light and other electromagnetic energy, regarded as a discrete particle having zero rest mass, no electric charge, and an indefinitely long lifetime.

Noun. Particle occurring in atomic nucleus. proton.

Neutrons have a neutral electric charge (neither negative nor positive) and have slightly more mass than positively charged protons.

The building blocks of protons and neutrons—quarks—are distributed differently in free protons and neutrons versus inside nuclei. Nuclear physicists call this difference “the EMC effect.” Each proton is made of three quarks, with two called up quarks and one called a down quark.

The antineutron is the antiparticle of the neutron with symbol. n. . It differs from the neutron only in that some of its properties have equal magnitude but opposite sign. It has the same mass as the neutron, and no net electric charge, but has opposite baryon number (+1 for neutron, −1 for the antineutron).