Which best describes an alpha particle that is emitted during nuclear decay?A.An electronB.A helium nucleusC.A positronD.A hydrogen nucleusSUBMITarrow_backPREVIOUS

Which type of nuclear radiation consists of high-energy electrons that are emitted when a neutron decays into a proton?Multiple choice question.alpha particlesbeta particlesgamma rays

An alpha particle is:the nucleus of heliumtwo neutronsan electrona hydrogen atom

What happens to the atomic number of the nucleus of an element when an α-particle is emitted?

A nuclear proton is changed into a neutron whenSelect one:a.electrons are emitted.b.neutrons are absorbed.c.positrons are absorbed.d.positrons are emitted.e.protons are emitted.Clear my choice

A nucleus of a radioactive element emits an -particle, then a – particle and then another– particle.Which statement describes the final element that is produced?A It is a different element of higher proton number than the original element.B It is a different element of lower nucleon number than the original element.C It is an isotope of the original element.D It is the same element as the original element but with a different proton number.