Which one of the following has greatest mass? (1) electron (2) proton (3) neutron (4) hydrogen nucleus

1 Answer

Answer :

(3) neutron

Related questions

Description : Which one of the following has greatest mass ? (1) electron (2) proton (3) neutron (4) hydrogen nucleus

Last Answer : neutron

Description : The nucleus of a hydrogen atom consists of (a) One proton (b) One proton + two neutrons (c) One neutron only (d) One electron only

Last Answer : Ans:(a)

Description : The fundamental particles present in the nucleus of an atom are - (1) Electron, proton (2) Proton, neutron (3) Neutron, electron (4) Neutron, positron

Last Answer : (2) Proton, neutron Explanation: The nucleus is the very dense region consisting of protons and neutrons at the center of an atom. It was discovered in 1911, as a result of Ernest Rutherford's ... mass of an atom is located in the nucleus, with a very small contribution from the orbiting electrons.

Description : Nucleus of an atom consists of. (1) Proton (2) Neutron (3) Proton and Neutron (4) Electron, Proton and Neutron

Last Answer : (3) Proton and Neutron Explanation: The nucleus is the very dense region consisting of protons and neutrons at the center of an atom. It was discovered in 1911, as a result of Ernest Rutherford' ... of an atom is located in the nucleus, with a very small contribution from the orbiting electrons.

Description : The fundamental particles present in the nucleus of an atom are (1) Electron, proton (2) Proton, neutron (3) Neutron, electron (4) Neutron, positron

Last Answer : Proton, neutron

Description : Nucleus of an atom consists of. (1) Proton (2) Neutron (3) Proton and Neutron (4) Electron, Proton and Neutron

Last Answer :  Proton and Neutron

Description : The radioactive isotope of hydrogen is called--------- and its nucleus contains --------proton and --- --neutron.

Last Answer : Ans: Tritium, one and two

Description : The atomic number of hydrogen is 1. This implies that it contains _______ in its Kshell. (1) One neutron (2) One proton (3) One electron (4) None of the above

Last Answer : (3) One electron Explanation: This implies that Hydrogen has one electron in its K shell. Also, it requires one more electron to fill the K shell. So two hydrogen atoms share their electrons to form a molecule of hydrogen, H2.

Description : Positron is a/an (A) Nucleus having two protons (B) Helium nucleus (C) Electron with positive charge (D) Nucleus with one proton and one neutron

Last Answer : (C) Electron with positive charge

Description : Pick out the wrong statement. (A) The nucleus of a hydrogen atom is identical with a proton (B) A, β-ray particle is identical with an electron (C) Mass of an electron is about 1/1800th of the lightest nucleus (D) Positron is heavier than a proton

Last Answer : (D) Positron is heavier than a proton

Description : Anaerobic respiration is a. Respiration using electron acceptors other than molecular oxygen b. Respiration using neutron acceptors other than molecular hydrogen c. Respiration using proton acceptors other than molecular nitrogen d. None of the above

Last Answer : a. Respiration using electron acceptors other than molecular oxygen

Description : How much is the mass of an electron, proton and neutron ? -Science

Last Answer : The mass of an electron, proton and neutron is fllowing : Electron : 1/1840 u or 9x10^-28 grams. Proton : it's mass is 1840times more than of an electron ( 1u ) or 1.6x10^-24 grams. Neutron : it's mass is also is the same that of the proon ( 1u) or 1.6x10^-24 grams.

Description : Of the following particles, the particle having the least mass is (a) Meson (b) Neutron (c) Electron (d) Proton

Last Answer : Ans:(c)

Description : Mass of a positron is same as that of a/an (A) Electron (B) α-particle (C) Proton (D) Neutron

Last Answer : (A) Electron

Description : The ratio of mass of a neutron to that of an electron is about 1839. What is the ratio of the mass of a proton to that of an electron? (A) 159 (B) 1837 (C) 2537 (D) 10000

Last Answer : (B) 1837

Description : The ratio of mass of a neutron to that of an electron is about 1839. What is the ratio of the mass of a proton to that of an electron? (A) 159 (B) 1837 (C) 2537 (D) 10000

Last Answer : Option C

Description : The particle required to continue the chain process of Uranium fission is – (1) Electron (2) Proton (3) Neutron (4) Positron

Last Answer : (3) Neutron Explanation: Fission as encountered in the modern world is usually a deliberately produced man-made nuclear reaction induced by a neutron. The nuclear fuels undergo fission when struck by fission ... rate in a nuclear reactor or at a very rapid uncontrolled rate in a nuclear weapon.

Description : Which of the following particles has the dual nature of particle-wave? (1) Electron (2) Meson (3) Proton (4) Neutron

Last Answer : (1) Electron

Description : Nuclear fission is caused by the impact of. (1) Proton (2) Electron (3) Neutron (4) (1) and (b)

Last Answer : (3) Neutron Explanation: In such a reaction, free neutrons released by each fission event can trigger yet more events, which in turn release more neutrons and cause more fission.

Description : Which of the following is not a nucleon? (1) Proton (2) Neutron (3) Electron (4) Positron

Last Answer : (4) Positron Explanation: Nucleon is one of the particles that makes up the atomic nucleus. Each atomic nucleus consists of one or more nucleons, and each atom in turn consists of a cluster of ... nucleon number may be used in place of the more common terms mass number or atomic mass number.

Description : Nuclear fission is caused by the impact of - (1) Proton (2) Electron (3) Neutron (4) None of these

Last Answer : (3) Neutron Explanation: Nuclear fission in fissile fuels are the result of the nuclear excitation energy produced when a fissile nucleus captures a neutron.

Description : Name the particle that is most essential to continue the chain reaction during the fission of uranium - (1) Electron (2) Proton (3) Neutron (4) Positron

Last Answer : (3) Neutron Explanation: Nuclear fission is either a nuclear reaction or a radioactive decay process in which the nucleus of an atom splits into smaller parts (lighter nuclei), often producing ... in the modern world is usually a deliberately produced manmade nuclear reaction induced by a neutron.

Description : Which of the following particles has the dual nature of particle– wave? (1) Electron (2) Meson (3) Proton (4) Neutron

Last Answer : Electron

Description : The particle required to continue the chain process of Uranium fission is : (1) Electron (2) Proton (3) Neutron (4) Positron

Last Answer : Neutron

Description : Name the particle that is most essential to continue the chain reaction during the fission of uranium- (1) Electron (2) Proton (3) Neutron (4) Positron

Last Answer : Neutron

Description : Which of the following is not a nucleon? (1) Proton (2) Neutron (3) Electron (4) Positron

Last Answer : Positron

Description : Could a neutron be a proton and an electron?

Last Answer : Not really, since that particular combination is a hydrogen atom. A neutron consists of three individual quarks, one blue, one red and one green. The quark colors refer to the charge of a quark, ... a chain reaction, it would never hit its target, because the like charges would repel each other.

Description : What is comprised of the other three proton atom electron neutron?

Last Answer : An atom contain protons, electrons and neutrons.

Description : What is comprised of the other three proton atom electron neutron?

Last Answer : An atom contain protons, electrons and neutrons.

Description : Pick out the correct statement. (A) Positron is the antiparticle of electron (B) In α-decay, the ratio of neutron to proton decreases (C) Ionising power of β-rays is higher than that of α-rays (D) Speed of α-rays is more than that of γ-ray

Last Answer : (A) Positron is the antiparticle of electron

Description : In the nuclear reaction, 93N239→ 94Pu 239 + ?; the missing particle is a/an (A) Electron (B) Proton (C) Neutron (D) Position

Last Answer : (A) Electron

Description : Number of conduction electrons per unit volume is A. electron number B. number density C. proton number D. neutron numbe

Last Answer : number density

Description : The anti-particle to an electron is: w) proton x) positron y) neutron z) anti-proton

Last Answer : ANSWER: X -- POSITRON

Description : All the atoms of the world comprise of electrons, proton & neutron except that of __________ atom in which neutron is absent. (A) Deuterium (B) Hydrogen (C) Neon (D) Helium

Last Answer : (B) Hydrogen

Description : Calculate the binding energy of the lithium atom `(._(3)^(7)Li)` from the following data: `{:("mass of proton",= 1.00759,am u,),("mass of neutron",= 1

Last Answer : Calculate the binding energy of the lithium atom `(._(3)^(7)Li)` from the following data: `{:("mass of ... "mass of lithium atom",= 7.01818,am u,):}`

Description : When an atomic nucleus emits a beta particle, one of its neutrons disintegrates into one of the following set of particles. Does it disintegrate into: w) a positron and an electron x) a proton, an ... and an antineutrino y) a proton, an electron, and a positron z) a neutrino and an antineutrino

Last Answer : ANSWER: X -- A PROTON, AN ELECTRON AND AN ANTINEUTRINO 

Description : The nuclear particle having no mass and no charge, but only spin is - (1) proton (2) neutrino (3) meson (4) electron

Last Answer : (2) neutrino Explanation: Neutrinos do not carry electric charge, and have mass quite small, though nonzero. Their mass is tiny even by the standards of subatomic particles. They are electrically neutral, weakly interacting elementary subatomic particles with half-integer spin.

Description : The nuclear particle having no mass and no charge, but only spin is (1) proton (2) neutrino (3) meson (4) electron

Last Answer : neutrino

Description : An a-particle is _____. (1) A hydrogen molecule (2) A helium nucleus (3) An atom of hydrogen (4) A proton

Last Answer : (2) A helium nucleus Explanation: Alpha particle, positively charged particle, identical to the nucleus of the helium-4 atom, spontaneously emitted by some radioactive substances, consisting of two protons and two neutrons bound together.

Description : A proton is identical to _____. (1) the nucleus of helium (2) the nucleus of a hydrogen atom (3) an alpha-particle (4) a beta particle

Last Answer : D. a beta particle

Description : The average current due to an electron orbiting the proton in the `n^(th)` Bohr orbit of the hydrogen atom is

Last Answer : The average current due to an electron orbiting the proton in the `n^(th)` Bohr orbit of the hydrogen atom ... `propn^3` C. `propb` D. none of these

Description : The binding energy of a nucleus is defined as one of the following. Is this definition: w) the energy equivalent to its mass x) the mass difference between its neutrons and protons y) the energy ... the difference between the mass of the nucleus and the sum of the masses of its protons and neutrons

Last Answer : ANSWER: Z -- THE DIFFERENCE BETWEEN THE MASS OF THE NUCLEUS AND THE UM 

Description : Pick out the wrong statement. (A) The disintegration rate of a radioactive substance cannot be increased by heating it (B) Electrons have negligible mass and unit negative change (C) Deuterium atom has one proton and two neutrons in its nucleus (D) Cadmium is capable of absorbing neutrons

Last Answer : (C) Deuterium atom has one proton and two neutrons in its nucleus

Description : A student makes scale models of the subatomic particles. He uses an object with a mass of 1 g to represent an electron. Approximately what mass should the object have that he uses to represent the proton?

Last Answer : about 1,800 g A+

Description : An electron has a mass that is approximately __________ that of the proton. (A) 1836 (approximately) (B) 1/1836 (approximately) (C) 1 (D) ∞

Last Answer : (B) 1/1836 (approximately

Description : Which one of the following is necessary for mass spectrometry to occur? A. Loss of an electron B. Change of alignment of a proton in a magnetic field C. A molecular vibration D. Excitation of an electron from the ground state to a higher energy state

Last Answer : Loss of an electron

Description : Of the following choices, approximately how many times greater is the mass of a proton than the mass of an electron? w) 200 x) 2000 y) 20,000 z) 200,000 

Last Answer : ANSWER: X -- 2000

Description : The ratio of mass of proton to that of electron is nearly?

Last Answer : The ratio of mass of proton to that of electron is nearly 1840.

Description : what is ratio of mass of proton to electron ?

Last Answer : proton mass = 1.6726219 × 10-27 kilogramselectron mass = 9.10938356 × 10-31 kilogramsRatio of mass of proton to electron =  1.6726219 × 10-27 kilograms / 9.10938356 × 10-31 kilograms= 1836.152676

Description : What is emitted when a neutron decays into a proton?

Last Answer : When a neutron undergoes beta decay it becoming a proton and emitting: an electron and an antielectron-neutrino.N --> P + e + _veA neutron can also undergo beta decay and become a proton by ... indicated particle. (e.g. p = _e the positron is an antielectron, _ve the antielectron-neutrino).