Description : When the difference between mass number and atomic number of atoms of two or more elements are same, the atoms are termed as (A) Isomers (B) Isotopes (C) Isobars (D) Isotones
Last Answer : (D) Isotones
Description : Atoms of same element having different mass numbers are Called _______. (1) Isobars (2) Isotopes (3) (3)Isotones (4) (4) Isomers
Last Answer : (2) Isotopes Explanation: Atoms that have the same atomic number but different atomic masses are called isotopes. The difference in mass arises due to the atoms containing a different number of neutrons ... -14 are three isotopes of the element carbon with mass numbers 12, 13 and 14 respectively.
Description : Atoms of same element having different mass numbers are called__________ (1) Isobars (2) Isotopes (3) Isotones (4) Isomers
Last Answer : Isotopes
Description : Atoms with same number of neutrons, but different number of nucleons are called (A) Isotones (B) Isobars (C) Isotopes (D) Isostere
Last Answer : (A) Isotones
Description : The correct statement is (a) Two Isotones always have the same atomic number (b) Two isotopes always have the same mass number (c) Two isobars always have the same atomic number (d) Two isobars always have the same mass number
Last Answer : Ans:(d)
Description : There are two elements calcium (atomic number 20) and argon (atomic number 18) The mass number of both the elements is 40. They are therefore known as (a) isotones (b) isochores (c) isobars (d) isotopes
Last Answer : Ans:(c)
Description : Nuclides having the same atomic numbers are termed as (A) Isotopes (B) Isomers (C) Isotones (D) Isobars
Last Answer : (B) Isomers
Description : The elements 30Si14, 31P15 and 32516 are called (a) isotones (b) isobars (c) isotopes (d) isomers
Last Answer : Ans:(a)
Description : Isotopes of an element have different (A) Mass number (B) Electronic configuration (C) Nuclear charge (D) Chemical properties
Last Answer : (A) Mass number
Description : The atomic mass of an element is fractional, because (A) Of uncertainty principle (B) It may have isobars (C) It contains neutrons (D) It may have isotopes
Last Answer : (D) It may have isotopes
Description : The neutrons in an atom: w) are part of the nuclear charge x) rotate about the nucleus in elliptical orbits y) vary in number with different isotopes z) are always equal in number to the total number of protons
Last Answer : ANSWER: Y -- VARY IN NUMBER WITH DIFFERENT ISOTOPES
Description : Defi ne isotopes and isobars and also give examples. -Science
Last Answer : So, we can say that isobars are those elements which have a different atomic number but the same mass number. ... The example of two Isotopes and Isobars is iron and nickel. Both have the same mass number which is 58 whereas the atomic number of iron is 26, and the atomic number of nickel is 28.
Description : In the decay process: `A overset(-alpha)(to) B overset(-alpHa)(to) C overset(-beta)(to)C` 1. A and B are isobars 2. A and D are isotopes 3. C and D ar
Last Answer : In the decay process: `A overset(-alpha)(to) B overset(-alpHa)(to) C overset(-beta)(to)C` 1. A and B are ... 2 B. 2 and 3 C. 3 and 4 D. 1 and 4
Description : If a U-238 nucleus splits into two identical parts, the two nuclei so produced will be _____. A. Radioactive B. Stable C. Isotopes D. Isobars
Last Answer : ANSWER: A
Description : Differentiate between any five of the following. (i) Artery and vein (ii) Hard water and soft water (iii) E-mail and Snail mail (iv) Apes and monkey (v) Hydrostatics and hydrodynamics (vi) Comet and ... (vii) Barrage and dam (viii) Electron and hole (ix) Isobars and isotopes (x) Autopsy and biopsy
Last Answer : Answers: (i) Artery and vein: Arteries: Muscular blood vessels that carry blood away from the heart. All arteries, with the exception of the pulmonary and umbilical arteries, carry oxygenated blood ... to determine cause of death Biopsy: Removal and study of a tissue sample for diagnostic purposes
Description : Differentiate between isotopes and isobars.
Last Answer : Isotopes Isobars These are the atoms of same element having same atomic number but different atomic mass number. These are the atoms of different elements having different atomic number but same atomic mass ... are different e.g. 11H, 12H, 13H e.g. 1840Ar, 1940K, 2040Ca
Description : Pick out the wrong statement. (A) Atoms with same number of nucleons but different number of protons are called isobars (B) Atoms with same number of protons but different number of nucleons are ... product formed by emission of α-particle has mass number less by 4 units than the parent nuclide
Last Answer : (B) Atoms with same number of protons but different number of nucleons are called isoters
Description : What are isobars? (1) Elements with same atomic number but different mass number (2) Elements with different atomic number but same mass number (3) Elements with different atomic number and different mass number (4) Elements with same atomic number and same mass number
Last Answer : (2) Elements with different atomic number but same mass number Explanation: Isobars are atoms of different chemical elements that have the same number of n cleons. Correspondingly, isobars differ in atomic number (number of protons) but have the same mass number.
Description : All isotopes of the same element have (1) different atomic numbers and different atomic mass (2) different atomic numbers and the same atomic mass (3) the same atomic number but different atomic masses (4) the same atomic number and the atomic mass
Last Answer : (3) the same atomic number but different atomic masses Explanation: Isotopes are forms of the same element that contain equal numbers of protons but different numbers of neutrons in their nuclei. So they have the same atomic number, but differ in relative atomic mass.
Description : All isotopes of the same element have ______ (1) different atomic numbers and different atomic mass (2) different atomic numbers and the same atomic mass (3) the same atomic number but different atomic masses (4) the same atomic number and the atomic mass
Last Answer : the same atomic number but different atomic masses
Description : The mass spectrograph directly yields a value for which one of the following? w) mass of a photon x) mass of a neutron y) masses of isotopes of elements z) mass to charge ratio of ions
Last Answer : ANSWER: Z -- MASS TO CHARGE RATIO OF IONS
Description : Isotopes of an element have the same (A) Number of neutrons (B) Mass number (C) Electronic configuration (D) Atomic weight
Last Answer : (C) Electronic configuration
Description : Pick out the wrong statement. (A) Isotopes have the same number of protons & electrons, but different number of neutrons (B) Hydrogen has two isotopes (C) In ordinary hydrogen, 1H1 and 1H2 are present in the ratio 6400:1 (D) None of these
Last Answer : (B) Hydrogen has two isotopes
Description : Artificially produced radioactive isotopes are used for (A) Power generation (B) Treatment of certain diseases (C) Initiating nuclear fission and fusion (D) All (A), (B) and (C)
Last Answer : (B) Treatment of certain diseases
Description : Atoms having the same number of protons but different number of neutrons are called : (1) Isotopes (2) Cations (3) Higgs-boson (4) Anions .
Last Answer : (1) Isotopes Explanation: Atoms that have the same number of protons but different numbers of neutrons are called isotopes. For example, carbon-12, carbon13 and carbon-14 are three isotopes of the element ... has 6 protons, so that the neutron numbers of these isotopes are 6, 7 and 8 respectively.
Description : Atoms having the same number of protons but different number of neutrons are called : (1) Isotopes (2) Cations (3) Higgs-boson (4) Anions
Description : In the equation of a nuclear reaction, all but one of the following quantities are equal to each other on both sides of the equation. Which quantity is NOT conserved: w) the net electric charge x) the total mass-energy y) the number of protons z) the number of nucleons
Last Answer : ANSWER: Y -- THE NUMBER OF PROTONS
Description : calculate the energy released in the nuclear fusion of isotopes of hydrogen (i) `._(1)^(2)H + ._(1)^(2)H rarr ._(2)^(3)He + ._(0)^(1)n` (ii) `._(1)^(2
Last Answer : calculate the energy released in the nuclear fusion of isotopes of hydrogen (i) `._(1)^(2)H + ._(1)^(2)H rarr . ... ",._(2)^(4)He = 4.00260,am u,):}`
Description : The process of generating radioactive isotopes during nuclear reaction is called
Last Answer : artificial radioactivity.
Description : Most of the new atoms formed when atoms in a nuclear reactor capture neutrons without fissioning are: w) fission products x) activation products y) actinides z) lead isotopes
Last Answer : ANSWER: Y -- ACTINIDES
Description : When natural uranium is mined, it contains three isotopes. Which TWO are important in the production of nuclear power?
Last Answer : ANSWER: URANIUM-235 AND URANIUM-238
Description : Isotopes of an element (a) Are physically identical to each other (b) Are chemically identical to each other (c) Are not identical to each other (d) Have the same mass numbers
Last Answer : Ans:(b)
Description : In the decay process: `A overset(- alpha)rarr B overset(-beta)rarr C overset(-beta)rarr D` a)`A` and `B` are isodiaphers b)`A` and `C` are isotones c)
Last Answer : In the decay process: `A overset(- alpha)rarr B overset(-beta)rarr C overset(-beta)rarr D` a)`A` and ... B,C and D are isobars D. A and C are isotones
Description : What are isotones?
Last Answer : Atoms having equal number of neutrons
Description : The term Isotones was formed by?
Last Answer : K.Guggenheimer
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 : Isotopes of Carbon have the same number of neutrons and different numbers of protons?
Last Answer : Same number of protons, different numbers of neutrons.
Description : The isotopes of chlorine with mass number 35 and 37 exist in which ratio? -General Knowledge
Last Answer : The answer is '3 : 1'
Last Answer : answer:
Description : What is the number of atoms constituting a molecule known as - (1) Atomic number (2) Isotopes (3) Atomic mass (4) Atomicity
Last Answer : (4) Atomicity Explanation: Atomicity is the total number of atoms present in one molecule of an element.
Description : The isotopes of chlorine with mass number 35 and 37 exist in which ratio?
Last Answer : 3:01
Description : Hydrogen has __________ isotopes. (A) No (B) One (C) Two (D) Three
Last Answer : (D) Three
Description : Separation of isotopes is generally done using a/an __________ centrifuge. (A) Ultra (B) Disk-bowl (C) Both (A) & (B) (D) Neither (A) nor (B)
Last Answer : (A) Ultra
Description : __________ diffusion is used for separating the isotopes of methane. (A) Thermal (B) Pressure (C) Concentration (D) Force
Last Answer : (A) Thermal
Description : Separation of __________ employs gaseous diffusion process. (A) N2 and O2 from air (B) Isotopes of uranium (C) Isotopes of helium (D) SO2 and air
Last Answer : (B) Isotopes of uranium
Description : Which one is different for the neutral atoms of the isotopes of an element? (A) Atomic weights (B) Atomic numbers (C) Number of protons (D) Number of electrons
Last Answer : (A) Atomic weights
Description : (A) Nuclear isomers have same atomic number and same mass number but with different radioactive properties. `U_((A))` and `U_((Z))` are nuclear isomer
Last Answer : (A) Nuclear isomers have same atomic number and same mass number but with different radioactive properties. `U_ ... both (A) and (R ) are incorrect.