What is nuclear fission reaction ?

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1 Answer

Answer :

The process by which a nucleus of a large and heavy element breaks down into a nucleus of a smaller element is called a nuclear fission reaction.
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The reaction `._(92)U^(235) + ._(0)n^(1) rarr ._(56)Ba^(140) + ._(36)Kr^(93) + 3 ._(0)n^(1)` represents a)Artificial radioactivity b)Nuclear fission c

Description : The reaction `._(92)U^(235) + ._(0)n^(1) rarr ._(56)Ba^(140) + ._(36)Kr^(93) + 3 ._(0)n^(1)` represents a)Artificial radioactivity b)Nuclear fission c

Last Answer : The reaction `._(92)U^(235) + ._(0)n^(1) rarr ._(56)Ba^(140) + ._(36)Kr^( ... radioactivity B. nuclear fission C. nuclear fussion D. none of the above

A reaction develop nuclear energy at the rate of `3 xx 10^(4) kW`. How many atoms of `.^(215)U` undergo fission per second? How much `.^(235)U` is bur

Description : A reaction develop nuclear energy at the rate of `3 xx 10^(4) kW`. How many atoms of `.^(215)U` undergo fission per second? How much `.^(235)U` is bur

Last Answer : A reaction develop nuclear energy at the rate of `3 xx 10^(4) kW`. How many atoms of `.^(215)U` ... constant is `6.023 xx 10^(26)` per kg mole)

In a nuclear fission reaction a freely moving neutron?

Description : In a nuclear fission reaction a freely moving neutron?

Last Answer : In a nuclear fission reaction, a freely moving neutron undergoes neutron capture and initiates the nuclear fission of a fuel atom.

A nuclear reactor harnesses nuclear energy by A. Nuclear fusion B. Spontaneous fission C. Uncontrolled chain reaction D. Controlled chain reaction

Description : A nuclear reactor harnesses nuclear energy by A. Nuclear fusion B. Spontaneous fission C. Uncontrolled chain reaction D. Controlled chain reaction

Last Answer : ANSWER: D

Hydrogen bomb is based upon the principle of ______. (1) Nuclear fission (2) Nuclear fusion (3) Controller nuclear reaction (4) None of these

Description : Hydrogen bomb is based upon the principle of ______. (1) Nuclear fission (2) Nuclear fusion (3) Controller nuclear reaction (4) None of these

Last Answer : (2) Nuclear fusion Explanation: The hydrogen bomb eventually relies upon atomic fusion (adding to the atomic nucleus) to release energy. Nuclear fusion is a nuclear reaction in which two or more atomic nuclei ... and then collide at a very high speed and join to form a new type of atomic nucleus.

The nuclear reaction in which a heavy nucleus splits into two nuclei of nearly equal mass is called - (1) Nuclear fusion (2) Nuclear fission (3) Nuclear reaction (4) Fast breeding

Description : The nuclear reaction in which a heavy nucleus splits into two nuclei of nearly equal mass is called - (1) Nuclear fusion (2) Nuclear fission (3) Nuclear reaction (4) Fast breeding

Last Answer : (2) Nuclear fission Explanation: Nuclear fission is a process used to create energy. It is when an atom splits apart into smaller atoms. The process gives off a lot of energy, and is used in nuclear weapons and nuclear reactors.

The nuclear reaction in which a heavy nucleus splits into two nuclei of nearly equal mass is called - (1) Nuclear fusion (2) Nuclear fission (3) Nuclear reaction (4) Fast breeding

Description : The nuclear reaction in which a heavy nucleus splits into two nuclei of nearly equal mass is called - (1) Nuclear fusion (2) Nuclear fission (3) Nuclear reaction (4) Fast breeding

Last Answer : (2) Nuclear fission Explanation: Nuclear fission is a process used to create energy. It is when an atom splits apart into smaller atoms. The process gives off a lot of energy, and is used in nuclear weapons and nuclear reactors.

Which of the following can be used to absorb neutrons to control the chain reaction during nuclear fission? (1) Boron (2) Heavy water (3) Uranium (4) Plutonium

Description : Which of the following can be used to absorb neutrons to control the chain reaction during nuclear fission? (1) Boron (2) Heavy water (3) Uranium (4) Plutonium

Last Answer : (1) Boron Explanation: Boron shielding is used as a control for nuclear reactors, taking advantage of its high cross-section for neutron capture. Elemental boron is rare and ... aluminium. Crystalline boron is chemicallyinert and resistant to attack by boiling hydrofluoric or hydrochloric acid.

wo elements which are used to absorb neutrons to control the chain reaction during nuclear fission are - (1) Boron and Cadmium (2) Boron and Plutonium (3) Cadmium and Uranium (4) Uranium and Boron

Description : wo elements which are used to absorb neutrons to control the chain reaction during nuclear fission are - (1) Boron and Cadmium (2) Boron and Plutonium (3) Cadmium and Uranium (4) Uranium and Boron

Last Answer : (1) Boron and Cadmium Explanation: Since the continued chain reaction of a nuclear fission reactor depends upon at least one neutron from each fission being absorbed by another fissionable nucleus, the ... and then the control rods are slowly lifted until a chain reaction can just be sustained.

Which of the following reaction is the main cause of energy radiated from Sun? (1) Nuclear fission (2) Nuclear fusion (3) Chemical reaction (4) Diffusion reaction

Description : Which of the following reaction is the main cause of energy radiated from Sun? (1) Nuclear fission (2) Nuclear fusion (3) Chemical reaction (4) Diffusion reaction

Last Answer : (2) Nuclear fusion Explanation: The Sun is a main-sequence star, and thus generates its energy bynuclear fusion of hydrogen nuclei into helium. In its core, the Sunfuses 620 million metric tons of hydrogen each second.

The energy emitted by the Sun is due to (1) Chemical reaction (2) Nuclear fission (3) Nuclear fusion (4) All of the above

Description : The energy emitted by the Sun is due to (1) Chemical reaction (2) Nuclear fission (3) Nuclear fusion (4) All of the above

Last Answer : (3) Nuclear fusion Explanation: The spectrum of the Sun's solar radiation is close to that of a black body with a temperature of about 5,800 K. The Sun emits Electromagnetic radiation across ... converted to lower energy photons before they reach the Sun's surface and are emitted out into space.

What is the difference between nuclear fission and fission chain reaction.

Description : What is the difference between nuclear fission and fission chain reaction.

Last Answer : The process of splitting of nucleus into two almost equal fragments accompanied by re¬lease of heat is nuclear fission. Self sustained, continuing, sequence of fission reactions in a con¬trolled manner is fission chain reaction.

The main purpose of control rod in a nuclear reactor is to control the (A) Chain reaction and hence the power output by regulating the number of secondary neutrons causing fission (B) Emission of hazardous radiation (C) Conversion of fissile material into fertile material (D) Velocity of the secondary neutrons

Description : The main purpose of control rod in a nuclear reactor is to control the (A) Chain reaction and hence the power output by regulating the number of secondary neutrons causing fission (B) ... radiation (C) Conversion of fissile material into fertile material (D) Velocity of the secondary neutrons

Last Answer : (A) Chain reaction and hence the power output by regulating the number of secondary neutrons causing fission

In a fission nuclear reaction , a heavy nucleus breaks up into smaller nuclei whereas in another nuclear reaction two or more than two possibly nuclei are fused to form a heavy nucleus This nuclear reaction is called ? A. Chemical Reaction B. Nuclear reaction C. Fission nuclear reaction D. Fusion nuclear reaction (Answer) E. None of these

Description : In a fission nuclear reaction , a heavy nucleus breaks up into smaller nuclei whereas in another nuclear reaction two or more than two possibly nuclei are fused to form a heavy nucleus This nuclear ... reaction C. Fission nuclear reaction D. Fusion nuclear reaction (Answer) E. None of these

Last Answer : D. Fusion nuclear reaction (Answer)

Pick out the wrong statement. (A) Geothermal energy is a non-conventional source of energy (B) Mass is converted into energy in both nuclear fission & fusion reaction (C) Inhalation of mercury vapour is not harmful for human beings (D) Inhalation of arsenic causes cancer

Description : Pick out the wrong statement. (A) Geothermal energy is a non-conventional source of energy (B) Mass is converted into energy in both nuclear fission & fusion reaction (C) Inhalation of mercury vapour is not harmful for human beings (D) Inhalation of arsenic causes cancer

Last Answer : (C) Inhalation of mercury vapour is not harmful for human beings

The two elements which are used to absorb the neutrons in nuclear fission during chain reaction

Description : The two elements which are used to absorb the neutrons in nuclear fission during chain reaction

Last Answer : Boran and Cadmium

Of the following, which non-fissioning element is used in the cooling water of nuclear power plants to help control the rate of the fission reaction by absorbing neutrons: w) zirconium x) boron y) krypton z) cesium

Description : Of the following, which non-fissioning element is used in the cooling water of nuclear power plants to help control the rate of the fission reaction by absorbing neutrons: w) zirconium x) boron y) krypton z) cesium

Last Answer : ANSWER: X -- BORON

Which of the following can be used to absorb neutrons to control the chain reaction during nuclear fission ? (1) Boron (2) Heavy water (3) Uranium (4) Plutonium

Description : Which of the following can be used to absorb neutrons to control the chain reaction during nuclear fission ? (1) Boron (2) Heavy water (3) Uranium (4) Plutonium

Last Answer : Boron

Two elements which are used to absorb neutrons to control the chain reaction during nuclear fission are (1) Boron and Cadmium (2) Boron and Plutonium (3) Cadmium and Uranium (4) Uranium and Boron

Description : Two elements which are used to absorb neutrons to control the chain reaction during nuclear fission are (1) Boron and Cadmium (2) Boron and Plutonium (3) Cadmium and Uranium (4) Uranium and Boron

Last Answer :  Boron and Cadmium

The energy emitted by the Sun is due to (1) Chemical reaction (2) Nuclear fission (3) Nuclear fusion (4) All of the above

Description : The energy emitted by the Sun is due to (1) Chemical reaction (2) Nuclear fission (3) Nuclear fusion (4) All of the above

Last Answer : Nuclear fusion

Define process of nuclear fission. Writ the steps involved in generating electricity in a nuclear reactor. -Science

Description : Define process of nuclear fission. Writ the steps involved in generating electricity in a nuclear reactor. -Science

Last Answer : Nuclear Fission: The process in which a heavy nucleus (such as uranium, plutonium or thorium) is broken into two nearly equal fragments when bombarded with low-energy neutrons and a tremendous ... turbines producing electricity.The steam cools back into water, which can then be used over again.

By which impact is Nuclear fission is caused ? -General Knowledge

Description : By which impact is Nuclear fission is caused ? -General Knowledge

Last Answer : The answer is 'Neutron'

By which impact is Nuclear fission is caused ? -General Knowledge

Description : By which impact is Nuclear fission is caused ? -General Knowledge

Last Answer : answer:

By which impact is Nuclear fission is caused ? -General Knowledge

Description : By which impact is Nuclear fission is caused ? -General Knowledge

Last Answer : answer:

In nuclear fission reactions, what causes the atom’s nucleus to become unstable?

Description : In nuclear fission reactions, what causes the atom’s nucleus to become unstable?

Last Answer : the absorption of a free-moving neutron by the atom's nucleus

What Happens in Nuclear Fission Reactions ?

Description : What Happens in Nuclear Fission Reactions ?

Last Answer : In the reaction of nuclear fission, neutrons hit the nucleus.

What is a controlled fission or nuclear reactor ?

Description : What is a controlled fission or nuclear reactor ?

Last Answer : Measures need to be taken to convert heat energy generated from nuclear fission into electrical energy so that huge amount of energy is generated in a very short time and the whole process does not ... energy supply is available for a long time. This is called controlled fission or nuclear reactor.

Who was the first to discover that nuclear fission is possible ?

Description : Who was the first to discover that nuclear fission is possible ?

Last Answer : In 1938, Ottohan and Stressman first discovered the atomic fissionable.

Who discovered the process of nuclear fission ?

Last Answer : Discovers the process of nuclear fission (autohan)

What is the result of nuclear fission ?

Last Answer : As a result of nuclear fission energy is released ...

Moderator is a material which is used to slow down the neutrons produced during nuclear fission. The neutrons from the source are of high speed and en

Description : Moderator is a material which is used to slow down the neutrons produced during nuclear fission. The neutrons from the source are of high speed and en

Last Answer : Moderator is a material which is used to slow down the neutrons produced during nuclear fission ... neutrons C. magnetic neutrons D. electric neutrons

Moderator is a material which is used to slow down the neutrons produced during nuclear fission. The neutrons from the source are of high speed and en

Description : Moderator is a material which is used to slow down the neutrons produced during nuclear fission. The neutrons from the source are of high speed and en

Last Answer : Moderator is a material which is used to slow down the neutrons produced during nuclear fission. The ... water B. Graphite C. Beryllium D. Sodium

Moderator is a material which is used to slow down the neutrons produced during nuclear fission. The neutrons from the source are of high speed and en

Description : Moderator is a material which is used to slow down the neutrons produced during nuclear fission. The neutrons from the source are of high speed and en

Last Answer : Moderator is a material which is used to slow down the neutrons produced during nuclear fission. The ... mass number only D. be all the above three

Moderator is a material which is used to slow down the neutrons produced during nuclear fission. The neutrons from the source are of high speed and en

Description : Moderator is a material which is used to slow down the neutrons produced during nuclear fission. The neutrons from the source are of high speed and en

Last Answer : Moderator is a material which is used to slow down the neutrons produced during nuclear fission ... . absorbs thermal energy. Produced in the reactors

(A) In a nuclear fission process, the total mass of fragment is always greater than the mass of the original nucleus. (R ) Difference in the mass due

Description : (A) In a nuclear fission process, the total mass of fragment is always greater than the mass of the original nucleus. (R ) Difference in the mass due

Last Answer : (A) In a nuclear fission process, the total mass of fragment is always greater than the mass of the original ... . If both (A) and (R ) are incorrect.

What are the risks of nuclear fission?

Description : What are the risks of nuclear fission?

Last Answer : Need answer

What is induced nuclear fission?

Description : What is induced nuclear fission?

Last Answer : We might think of induced nuclear fission as a fission reactionthat occurs when a neutron is captured by, say, a uranium-235 atomand that atomic nucleus undergoes fission as a ... wherein the atomic nucleus of auranium-235 atom spontaneously undergoes fission without havingcaptured a neutron.

How is nuclear fission and fusion used in weapons?

Description : How is nuclear fission and fusion used in weapons?

Last Answer : Nuclear fission is used in nuclear weapons to create what somemight call an atomic blast (nuclear blast). Nuclear fission usedthis way can also be applied in special complex designs to generateenough thermal energy (heat) to initiate a fusion reaction. Thiscreates an even bigger nuclear blast.

Is nuclear fission the splitting of an atom?

Description : Is nuclear fission the splitting of an atom?

Last Answer : Yes, nuclear fission is the splitting of an atom.

In what part of a nuclear power plant does nuclear fission occur?

Description : In what part of a nuclear power plant does nuclear fission occur?

Last Answer : The reactor core is the location where fission reactions takeplace. More specifically, it's inside the nuclear fuel that thosefission reactions occur.

When nuclear fission occurs some mass is lost. Where does the mass go?

Description : When nuclear fission occurs some mass is lost. Where does the mass go?

Last Answer : Need answer

How are fission and nuclear fusion similar?

Description : How are fission and nuclear fusion similar?

Last Answer : They are both nuclear reactions. That's just about it. Other than that they are completely different. Fission is the nuclear reaction when two atoms smash the living soul out of each other ... together into another compound/element, while releasing about 10 times as much energy as nuclear fission.

What is the role of neutron in nuclear fission?

Description : What is the role of neutron in nuclear fission?

Last Answer : In nuclear fission an atom is broken up into two or more new particles. Sometimes this happens all by itself, but when we want it to happen more rapidly we use a critical assembly of fissile ... energy as heat. The chain reaction is controlled at a steady level by control rods which absorb neutrons.

What is nuclear fission?

Description : What is nuclear fission?

Last Answer : the splitting of a nucleus

Is nuclear energy the same as nuclear fission?

Description : Is nuclear energy the same as nuclear fission?

Last Answer : One of the sources of nuclear energy is nuclear fission. Nuclear fission is the splitting of heavy nuclei (as U-235) when bombarded by neutrons. The nuclear fission results in loss ... that produces steam. The steam spins the turbines that spins electric generators and hence producing electricity.

What are some uses for nuclear fission?

Description : What are some uses for nuclear fission?

Last Answer : Fission is a nuclear reaction where the nucleus of one atom splits into two smaller nucleus creating different elements with smaller atomic number and sometimes releasing free protons and neutrons. The process of ... . Also, one of the most known yet dangerous use is the creation of nuclear bombs.

By which impact is Nuclear fission is caused ?

Description : By which impact is Nuclear fission is caused ?

Last Answer : – Neutron

Plutonium Plutonium is used as _____. A. Fuel for Nuclear Fission B. Fuel for Nuclear Fusion C. Source of Chemical Energy D. Source of Light Energy

Description : Plutonium Plutonium is used as _____. A. Fuel for Nuclear Fission B. Fuel for Nuclear Fusion C. Source of Chemical Energy D. Source of Light Energy

Last Answer : ANSWER: A

Plutonium is used as _____. A. Fuel for Nuclear Fission B. Fuel for Nuclear Fusion C. Source of Chemical Energy D. Source of Light Energy

Description : Plutonium is used as _____. A. Fuel for Nuclear Fission B. Fuel for Nuclear Fusion C. Source of Chemical Energy D. Source of Light Energy

Last Answer : ANSWER: A

Plutonium is used as _____. A. Fuel for Nuclear Fission B. Fuel for Nuclear Fusion C. Source of Chemical Energy D. Source of Light Energy

Description : Plutonium is used as _____. A. Fuel for Nuclear Fission B. Fuel for Nuclear Fusion C. Source of Chemical Energy D. Source of Light Energy

Last Answer : ANSWER: A