What is the signal of uranium ?

What is the signal of uranium ?
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Uranium signal U.
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What is the signal of uranium ?

Description : What is the signal of uranium ?

Last Answer : U signal of uranium

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

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.

The heaviest naturally occurring element is: (1) Mercury (2) Poloni (3) Thorium (4) Uranium

Description : The heaviest naturally occurring element is: (1) Mercury (2) Poloni (3) Thorium (4) Uranium

Last Answer : (4) Uranium Explanation: The heaviest element in terms of heaviest per a given number of atoms is the element with the highest atomic weight. This is the element with the larg st number of ... man-made. The heaviest naturally-occurring element is uranium (atomic number 92, atomic weight 238.0289).

The fuel in atomic pile is - (1) carbon (2) sodium (3) petroleum (4) uranium

Description : The fuel in atomic pile is - (1) carbon (2) sodium (3) petroleum (4) uranium

Last Answer : (4) uranium Explanation: In the pile, the neutron-producing uranium pellets were separated from one another by graphite blocks. Some of the free neutrons produced by the natural decay of ... other uranium atoms, causing nuclear fission of those atoms and the release of additional free neutrons.

An element that does not occur in nature but can be produced artificially is – (1) thorium (2) radium (3) plutonium (4) uranium

Description : An element that does not occur in nature but can be produced artificially is – (1) thorium (2) radium (3) plutonium (4) uranium

Last Answer : (3) plutonium

Which of the following is a radioactive element? (1) Cobalt (2) Uranium (3) Argon (4) Chromium

Description : Which of the following is a radioactive element? (1) Cobalt (2) Uranium (3) Argon (4) Chromium

Last Answer : (2) Uranium Explanation: Uranium (U) is a naturally occurring radioactive element. Its nucleus is unstable, so the element is in a constant state of decay, seeking a more stable arrangement ... fission reaction. In fact, uranium was the element that made the discovery of radioactivity possible.

Which of the following elements does not exhibit natural radioactivity? (1) Uranium (2) Thorium (3) Aluminium (4) Polonium

Description : Which of the following elements does not exhibit natural radioactivity? (1) Uranium (2) Thorium (3) Aluminium (4) Polonium

Last Answer : (3) Aluminium Explanation: Uranium, Thorium and Polonium are radioactive elements which do not have stable naturally occur-ring isotope. Aluminium is a silvery white, soft, ductile metal. It is the third ... element (after oxygen and silicon), and the most abundant metal in the Earth's crust.

The lightest radioactive element is - (1) deuterium (2) polonium (3) technetium (4) uranium

Description : The lightest radioactive element is - (1) deuterium (2) polonium (3) technetium (4) uranium

Last Answer : (3) Technetium Explanation: Tritium is a radioactive isotope of hydrogen. It is the lightest radioactive element.

The moderator used in a nuclear reactor is – (1) Uranium (2) Radium (3) Ordinary water (4) Graphite

Description : The moderator used in a nuclear reactor is – (1) Uranium (2) Radium (3) Ordinary water (4) Graphite

Last Answer : (3) Ordinary water Explanation: Light water (ordinary water) is used as the moderator in U.S. reactors as well as the cooling agent. It acts as the means by which heat is removed to produce steam for turning the turbines of the electric generators.

Which of the following elements is not radioactive? (1) Radium (2) Plutonium (3) Zirconium (4) Uranium

Description : Which of the following elements is not radioactive? (1) Radium (2) Plutonium (3) Zirconium (4) Uranium

Last Answer : (3) Zirconium Explanation: Zireonium is a lustrous, greywhite, strong transition metal that resembles titanium. Zirconium is mainly used as a refractory and pacifier, although it is used in small amounts as an alloying agent for its strong resistance to corrosion.

The long range potential of nuclear energy in India depends on its reserves of – (1) thorium (2) uranium (3) plutonium (4) radium

Description : The long range potential of nuclear energy in India depends on its reserves of – (1) thorium (2) uranium (3) plutonium (4) radium

Last Answer : (2) uranium Explanation: India's domestic uranium reserves are small and the country is dependent on uranium imports to fuel its nuclear power industry. Since early 1990s, Russia has been a major supplier of nuclear fuel-to India.

Which of the following is a renewable source of energy? (1) Coal (2) Geothermal powder (3) Natural gas (4) Uranium

Description : Which of the following is a renewable source of energy? (1) Coal (2) Geothermal powder (3) Natural gas (4) Uranium

Last Answer : (2) Geothermal powder Explanation: Geothermal electricity is electricity generated from geothermal energy. Geothermal power is considered to be sustainable because the heat extraction is small compared with the Earth's heat content.

Which one of the following is not a radioactive element? (1) Uranium (2) Thorium (3) Radium (4) Cadmium

Description : Which one of the following is not a radioactive element? (1) Uranium (2) Thorium (3) Radium (4) Cadmium

Last Answer : (4) Cadmium Explanation: Radioactivity refers to the particles which are emitted from nuclei as a result of nuclear instability. Because the nucleus experiences the intense conflict between the two ... show radioactive properties while the fourth one does not show any kind of radioactive properties.

The isotope of Uranium used in atomic reactors is – (1) U^235 (2) (2) U^236 (3) U^237 (4) U^232

Description : The isotope of Uranium used in atomic reactors is – (1) U^235 (2) (2) U^236 (3) U^237 (4) U^232

Last Answer : (1) U^235 Explanation: A nuclear reactor is a device to initiate and control a sustained nuclear chain reaction. Most commonly they are used for generating electricity and for the propulsion of ships ... fissile atomic nucleus such as U235 or U239 absorbs a neutron, it may undergo nuclear fission.

Which one of the following pairs is NOT correctly matched? (1) Haematite : Copper (2) Bauxite : Aluminium (3) Monazite : Thorium (4) Pitchblende : Uranium

Description : Which one of the following pairs is NOT correctly matched? (1) Haematite : Copper (2) Bauxite : Aluminium (3) Monazite : Thorium (4) Pitchblende : Uranium

Last Answer : (1) Haematite : Copper Explanation: Haematite is the mineral form of iron oxide (Fe2O3), one of several iron oxides. It is mined as the main ore of iron. Hematite is harder than pure iron, but much more brittle.

The fuel used in an atomic reactor is – (1) Coal (2) Petrol (3) Combustable gases (4) Uranium

Description : The fuel used in an atomic reactor is – (1) Coal (2) Petrol (3) Combustable gases (4) Uranium

Last Answer : (4) Uranium Explanation: A nuclear reactor is a device to initiate and control a sustained nuclear chain reaction. Most commonly they are used for generating electricity and for the propulsion of ships ... . Some produce isotopes for medical and industrial use, and some are run only for research.

The element which is commonly used in nuclear for producing electricity by nuclear fission is – (1) Radium (2) Plutonium (3) Uranium (4) Deuterium

Description : The element which is commonly used in nuclear for producing electricity by nuclear fission is – (1) Radium (2) Plutonium (3) Uranium (4) Deuterium

Last Answer : (3) Uranium Explanation: Uranium is used to produce a chemical and nuclear reaction which makes a lot of heat.

The radioactive element used in heart pacemakers is – (1) Uranium (2) Deuterium (3) Plutonium (4) Radium

Description : The radioactive element used in heart pacemakers is – (1) Uranium (2) Deuterium (3) Plutonium (4) Radium

Last Answer : (1) Uranium Explanation: The actinides (or actinoids) are the chemical elements with atomic numbers between 90 and 109 inclusively. They occur between Groups 3 and 4 in Period 7 of the periodic table. ... scale, it is also used as a power source in smaller devices such as the heart pacemaker.

Which one of the following minerals is found in Monazite sand? (1) Potassium (2) Uranium (3) Thorium (4) Sodium

Description : Which one of the following minerals is found in Monazite sand? (1) Potassium (2) Uranium (3) Thorium (4) Sodium

Last Answer : (3) Thorium Explanation: Monazite is a reddish-brown phosphate mineral containing rare earth metals. It occurs usually in small isolated crystals. There are actually at least four different kinds of monazite, depending on relative ... 5.0 to 5.5 and is relatively dense, about 4.6 to 5.7 g/ cm3.

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.

Uranium eventually decays into a stable isotope of — (1) Radium (2) Thorium (3) Lead (4) Polonium

Description : Uranium eventually decays into a stable isotope of — (1) Radium (2) Thorium (3) Lead (4) Polonium

Last Answer : (3) Lead Explanation: Natural uranium consists of three major isotopes: U238 (99.28% natural abundance), U235 (0.71%), and U234 (0.0054%). All three are radioactive, emitting alpha particles, with ... has 18 members, all of which eventually decay into Pb206, by a variety of different decay paths.

The isotope of Uranium capable of sustaining chain reaction is - (1) U-235 (2) U-238 (3) U-239 (4) N.O.T.

Description : The isotope of Uranium capable of sustaining chain reaction is - (1) U-235 (2) U-238 (3) U-239 (4) N.O.T.

Last Answer : (1) U-235 Explanation: Uranium is a chemical element with symbol U and atomic number 92. It is a silvery-grey metal in the actinide series of the periodic table.

Which of the following elements is nonradioactive? (1) Uranium (2) Thorium (3) Plutonium (4) Zirconium

Description : Which of the following elements is nonradioactive? (1) Uranium (2) Thorium (3) Plutonium (4) Zirconium

Last Answer : (4) Zirconium Explanation: Zirconium is non-radioactive. It is a chemical element with the symbol Zr, atomic number 40 and atomic mass of 91.224. The name of zirconium is taken from the ... important source of zirconium. It is a lustrous, grey-white, strong transition metal that resembles titanium.

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

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.

Lead-206 is the final product of the radioactive decay series named the: w) thorium series x) actinium series y) uranium series z) neptunium series

Description : Lead-206 is the final product of the radioactive decay series named the: w) thorium series x) actinium series y) uranium series z) neptunium series

Last Answer : ANSWER: Y -- URANIUM SERIES 

This natural fiber obtained from the stems of a plant of the nettle family has found popularity in modern fibers with a high wet strength, absorbent but dries quickly, it can be spun or woven, has a high rot and mildew resistance and elasticity 50 percent greater than that of CHEM-92; Multiple Choice: What transuranic element is often used in satellites as a source of heat or power? w) Plutonium-238 x) Strontium-90 y) Cesium-137 z) Uranium-235

Description : This natural fiber obtained from the stems of a plant of the nettle family has found popularity in modern fibers with a high wet strength, absorbent but dries quickly, it can be spun or woven, has a high rot ... a source of heat or power? w) Plutonium-238 x) Strontium-90 y) Cesium-137 z) Uranium-235

Last Answer : ANSWER: W -- PLUTONIUM-238

What is the atomic number of uranium?

Description : What is the atomic number of uranium?

Last Answer : ANSWER: 92 

Name the element discovered upon its extraction from pitchblende? w) platinum x) uranium y) iridium z) plutonium

Description : Name the element discovered upon its extraction from pitchblende? w) platinum x) uranium y) iridium z) plutonium

Last Answer : ANSWER: X -- URANIUM

Which of the following is a radioactive element? (1) Cobalt (2) Uranium (3) Argon (4) Chromium

Description : Which of the following is a radioactive element? (1) Cobalt (2) Uranium (3) Argon (4) Chromium

Last Answer : Uranium

Which of the following can be found as pollutants in the drinking water in some parts of India? Select the correct answer using the code given below. (A) Arsenic (B) Sorbitol (C) Fluoride (D) Formaldehyde (E) Uranium (1) B, D and E (2) A, B, C, D and E (3) A, C and E (4) A and C

Description : Which of the following can be found as pollutants in the drinking water in some parts of India? Select the correct answer using the code given below. (A) Arsenic (B) Sorbitol (C) Fluoride (D) Formaldehyde (E) Uranium (1) B, D and E (2) A, B, C, D and E (3) A, C and E (4) A and C

Last Answer : A, C and E 

Which of the following elements does not exhibit natural radioactivity ? (1) Uranium (2) Thorium (3) Aluminium (4) Polonium

Description : Which of the following elements does not exhibit natural radioactivity ? (1) Uranium (2) Thorium (3) Aluminium (4) Polonium

Last Answer : Aluminium

The moderator used in a nuclear reactor is (1) Uranium (2) Radium (3) Ordinary water (4) Graphite

Description : The moderator used in a nuclear reactor is (1) Uranium (2) Radium (3) Ordinary water (4) Graphite

Last Answer : Ordinary water

Which of the following elements is not radio-active ? (1) Radium (2) Plutonium (3) Zirconium (4) Uranium

Description : Which of the following elements is not radio-active ? (1) Radium (2) Plutonium (3) Zirconium (4) Uranium

Last Answer : Zirconium

The heaviest naturally occurring element is: (1) Mercury (2) Polonium (3) Thorium (4) Uranium

Description : The heaviest naturally occurring element is: (1) Mercury (2) Polonium (3) Thorium (4) Uranium

Last Answer : Uranium

An element that does not occur in nature but can be produced artificially is (1) thorium (2) radium (3) plutonium (4) uranium

Description : An element that does not occur in nature but can be produced artificially is (1) thorium (2) radium (3) plutonium (4) uranium

Last Answer : plutonium

The lightest radioactive element is (1) deuterium (2) polonium (3) tritium (4) uranium

Description : The lightest radioactive element is (1) deuterium (2) polonium (3) tritium (4) uranium

Last Answer : tritium

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

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

Last Answer : Neutron

Which of the following is a renewable source of energy ? (1) Coal (2) Geothermal powder (3) Natural gas (4) Uranium

Description : Which of the following is a renewable source of energy ? (1) Coal (2) Geothermal powder (3) Natural gas (4) Uranium

Last Answer : Geothermal powder

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

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

Which one of the following pairs is NOT correctly matched? (1) Haematite : Copper (2) Bauxite : Aluminium (3) Monazite : Thorium (4) Pitchblende : Uranium

Description : Which one of the following pairs is NOT correctly matched? (1) Haematite : Copper (2) Bauxite : Aluminium (3) Monazite : Thorium (4) Pitchblende : Uranium

Last Answer : Haematite : Copper

Uranium eventually decays into a stable isotope of – (1) Radium (2) Thorium (3) Lead (4) Polonium

Description : Uranium eventually decays into a stable isotope of – (1) Radium (2) Thorium (3) Lead (4) Polonium

Last Answer : Lead

Which one of the following minerals is found in Monazite sand ? (1) Potassium (2) Uranium (3) Thorium (4) Sodium

Description : Which one of the following minerals is found in Monazite sand ? (1) Potassium (2) Uranium (3) Thorium (4) Sodium

Last Answer : Thorium

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

Nuclear energy is a mineralbased energy source. It is derived from (1) uranium (2) thorium (3) plutonium (4) All of the above

Description : Nuclear energy is a mineralbased energy source. It is derived from (1) uranium (2) thorium (3) plutonium (4) All of the above

Last Answer : uranium

Which one of the following is not a radio-active element ? (1) Uranium (2) Thorium (3) Radium (4) Cadmium

Description : Which one of the following is not a radio-active element ? (1) Uranium (2) Thorium (3) Radium (4) Cadmium

Last Answer : Cadmium

The fuel used in an atomic reactor is (1) Coal (2) Petrol (3) Combustable gases (4) Uranium

Description : The fuel used in an atomic reactor is (1) Coal (2) Petrol (3) Combustable gases (4) Uranium

Last Answer : Uranium

Radioactive disintegration of uranium ultimately results in formation of (1) radium (2) thorium (3) polonium (4) lead

Description : Radioactive disintegration of uranium ultimately results in formation of (1) radium (2) thorium (3) polonium (4) lead 

Last Answer : lead

Which of the following elements is non-radioactive ? (1) Uranium (2) Thorium (3) Plutonium (4) Zirconium

Description : Which of the following elements is non-radioactive ? (1) Uranium (2) Thorium (3) Plutonium (4) Zirconium

Last Answer : Zirconium