Description : Two atoms of the same element will have the same number of protons. If they have a different number of neutrons, what are they called?
Last Answer : ANSWER: ISOTOPES
Last Answer : The number of protons and the number of atoms of the atom of matter are equal to each other.
Description : Atoms having same no of neutron but different no of electrons or protons are called –
Last Answer : Isotones
Description : Atoms having same no of neutron but different no of electrons or protons are called
Description : Two atoms have the same number of protons but a different number of neutrons. These atoms are?
Last Answer : s
Description : Two hydrogen-like atoms `A` and `B` are of different masses and each atom contains equal numbers of protons and neutrons. The difference in the energi
Last Answer : Two hydrogen-like atoms `A` and `B` are of different masses and each atom contains equal numbers of ... A` imparts. Identify the atom `A and B`.
Description : What is an atom that has the same number of protons as other atoms of the same element but different number of nutrons?
Last Answer : Feel Free to Answer
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 equal number of protons but different number of Neutrons are called
Last Answer : Isotopes
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 : 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 : Atoms having the same number of protons but different number of neutrons are called : (1) Isotopes (2) Cations (3) Higgs-boson (4) Anions
Description : How many protons are in 10 atoms of gold?
Last Answer : 10 atoms of gold contain 790 protons .
Description : Which of these statements is false All atoms are alike. All electrons are alike. All neutrons are alike. All protons are alike.?
Last Answer : True statements: All neutrons are alike, all electrons are alike, all protons are alike (All atoms of a given isotope is only alike). False statement: All atoms are alike All atoms are not alike as they may vary in the number of protons / electrons / neutrons.
Description : Atoms of U-238 and U-235 differ in structure by three (A) Electrons and three protons (B) Protons (C) Neutrons (D) Electrons
Last Answer : (C) Neutrons
Description : Covalent bonds are formed by the sharing of a pair of ____. a. atoms c. electrons b. neurons d. protons
Last Answer : c. electrons
Description : The periodic table arranges elements by the number of ____ in their outermost energy levels. a. neutrons c. protons b. atoms d. electrons
Last Answer : d. electrons
Description : The nuclei of heavy atoms generally contain: w) more electrons than neutrons x) more protons than electrons y) more neutrons than electrons z) more orbitals than electrons
Last Answer : ANSWER: Y -- MORE NEUTRONS THAN ELECTRONS
Description : How is the periodicity of properties dependent upon the number of protons in an atom?
Last Answer : The number of protons is equal to atomic number. The periodicity of chemical properties depends on the outermost shell of electrons.
Description : Isotopes of an element have different numbers of: w) electrons x) protons y) neutrons z) leptons
Last Answer : ANSWER: Y -- NEUTRONS
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 : (3) the number of electrons orbiting around the nucleus Explanation: The chemical behavior of an atom is determined by the number of electrons on its outer shell. As for the chemical bonding properties of ... , and in what ratio atoms will bond to form the 20,000,000 different substances on Earth.
Last Answer : Methyl phenyl ether can be obtained by reacting - (1) phenolate ions and methyl iodide (2) methoxide ions and bromobenzene (3) methanol and phenol (4) bromobenzene and methyl bromide
Description : Which one of the following best defines the word allotropes ? A Different structural forms of an element B A pair of substances that differ by H+ C Elements that possess properties intermediate between ... a specific number of neutrons E The different phases (solid, liquid or gas) of a substance
Last Answer : A Different structural forms of an element
Description : An uncharged object has A. more protons B. more electrons C. equal electrons and protons D. no protons and electrons
Last Answer : equal electrons and protons
Description : Pick out the correct statement. (A) A fat is converted into oil by its hydrogenation (B) There is no difference between a fat and an oil so far as its physical properties are ... Vegetable oils are classified as drying, non-drying and semi drying oils depending upon their fatty acids content
Last Answer : (C) All vegetable oils except coconut oil, contains fatty acids having more than sixteen carbon atoms
Description : The number of protons in which element is 6 ?
Last Answer : Number of oxygen protons 6.
Description : What is the number of protons in phosphorus ?
Last Answer : The atomic number of an element is called the number of protons of that element .
Description : What is the combination of protons and neutrons ?
Last Answer : The nucleus is made up of a combination of protons and neutrons.
Description : In an atomic nucleus, by which force are neutrons and protons held together?
Last Answer : – Exchange forces
Description : Good conductors have many loosely bound _____. (1) neutrons (2) protons (3) positron (4) electrons
Last Answer : (4) electrons Explanation: In a conductor, the outer electrons of the atoms are loosely bound and free to move through the material.
Description : Magnetism in materials is due to - (1) electrons at rest (2) circular motion of electrons (3) protons at rest (4) all neutrons at rest
Last Answer : (2) circular motion of electrons Explanation: Myopia is commonly known shortsighted. It is a condition of the eye where the light that comes in does not directly focus on the retina but in ... most commonly correct myopia through the use of corrective lenses, such as glasses or contact lenses.
Description : Electric current in a metal wire is due to the flow of — (1) Electrons (2) Protons (3) Ions (4) Holes
Last Answer : (1) Electrons Explanation: A solid conductive metal contains mobile, or free electrons, originating in the conduction electrons. When a metal wire is connected across the two terminals of a DC ... the conductor are forced to drift toward the positive terminal under the influence of this field.
Description : Particles involved in the movement within material are A. protons B. electrons C. neutrons D. positrons
Last Answer : electrons
Description : The dominant charge carriers in p-type semiconductors are: w) neutrons x) electrons y) protons z) holes
Last Answer : ANSWER: Z -- HOLES
Description : Photoelectric electricity is produced directly from solar energy when which of the following are absorbed in a semiconductor to create an electric current? w) protons x) electrons y) neutrons z) photons
Last Answer : ANSWER: Z -- PHOTONS
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 : 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 : A high voltage applied to a gas discharge tube containing neon gas at very low pressure causes a current to flow through the tube. Which one of the following are the particles that flow towards the ... Are they w) electrons x) protons y) negatively charged neon ions z) positively charged neon ions
Last Answer : ANSWER: Z -- POSITIVELY CHARGED NEON IONS
Description : A metal ball on an insulated stand is touched by a positively charged glass rod. What happens to the metal ball? Does it w) gain protons and lose electrons x) gain protons y) gain more protons than electrons z) lose electrons
Last Answer : ANSWER: Z -- LOSE ELECTRONS
Description : In N-type semiconductors the majority of the carriers are: w) holes x) electrons y) protons z) neutrons
Last Answer : ANSWER: X -- ELECTRONS
Description : Electric current in a metal wire is due to the flow of— (1) Electrons (2) Protons (3) Ions (4) Holes
Last Answer : Electrons
Description : Magnetism in materials is due to (1) electrons at rest (2) circular motion of electrons (3) protons at rest (4) all neutrons at rest
Last Answer : circular motion of electrons
Description : (a) What are groups' and periods' in the periodic table'? (b) Two elements M and N belong to group I and II respectively and are in the same period of the periodic ... Sizes of their atoms Their metallic characters Their valencies in forming oxides Molecular formulae of their chlorides -Science
Last Answer : (a) The vertical columns in the periodic table are called groups'. The horizontal rows in the periodic table are called periods'. (b) M' and N' belong to same period but group I ... oxides. Valency goes on increasing first and then decreases. MCI, NCI2 are molecular formulae of their chlorides.
Description : What are the properties of atoms ?
Last Answer : Atoms have the properties of elements.
Description : what causes hydrogen atoms to show many special properties?
Last Answer : Need Answer
Description : Metals, in general are of low strength and do not possess required physio-chemical and technological properties for a definite purpose. Alloys are therefore more than metals alone. Discuss the arrangement of atoms and Structures of alloys.
Last Answer : Alloys are produced by melting or sintering two ore more metals, or metals and a non-metal, together. Alloys possess typical properties inherent in the metallic state. The chemical elements ... an alloy are its individual portions, each having a single structure with its characteristic features.
Description : A flat coil and solenoid has A. different fields B. same physical properties C. same fields D. same chemical properties
Last Answer : same fields
Description : If two atoms exert equal attractions for electrons, they can form: w) a nonpolar covalent bond x) an ionic bond y) a polar covalent bond z) no bond
Last Answer : ANSWER: W -- A NONPOLAR COVALENT BOND
Description : Which nuclides having the same number of neutrons but different number of protons or mass number? -Do You Know?
Last Answer : answer: