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 : The number of electrons in the outer shell of the most stable or inert atoms is (1) 1 (2) 5 (3) 3 (4) 8
Last Answer : (4) 8 Explanation: The innermost shell has a maximum of two electrons, but the next two electron shells can each have a maximum of eight electrons.
Description : atoms with low ionization energy give up their outer valence electrons with ease?
Last Answer : trueapex
Description : The noble gases have low boiling points because: w) their ionization potentials are very low x) only weak Van der Waals forces hold the atoms together y) they are produced by the fractional distillation of liquid air z) they have eight electrons in the outer shell
Last Answer : ANSWER: X -- ONLY WEAK VAN DER WAALS FORCES HOLD THE ATOMS TOGETHER
Description : Is it true that atoms with the same outer level combine with other atoms?
Last Answer : No. Some do. But not all atoms "with the same outer level" willcombine with others - for instance, atoms of noble gases won'tcombine with one another. And not all atoms that combine withothers are equal.
Description : Which of the following is not characteristic of resonance? (a) The canonical structures have the constituent atoms in the same relative positions (b) They have nearly the same energy (c) ... of unpaired electrons (d) The actual structure can be represented on paper using the conventional symbols
Last Answer : Ans:(d)
Description : Atoms of different elements have - (1) same atomic number and same electronic configuration (2) different atomic number and same eletronic configuration (3) different atomic number and different number of valence electrons (4) same number of electrons and neutrons
Last Answer : (3) different atomic number and different number of valence electrons Explanation: Each element's atoms have a different number of protons, neutrons, and electrons, which is why they have different ... Their reactivity also varies because of the number and activeness of the electrons in the atom.
Description : Resonance structures of a molecule have (a) same arrangement of atoms (b) different arrangement of atoms (c) same number of paired electrons (d) different number of paired electrons
Last Answer : same arrangement of atoms same number of paired electrons
Description : Atoms of different elements have (1) same atomic number and same electronic configuration (2) different atomic number and same eletronic configu-ration (3) different atomic number and different number of valence electrons (4) same number of electrons and neutrons
Last Answer : different atomic number and different number of valence electrons
Description : The element with the minimum atomic number having 8 electrons in the outer most shell is what?
Last Answer : Answer: Neon.
Description : The cause of periodicity of properties (a) Increasing atomic radius (b) Increasing atomic weights (c) Number of electrons in the valency orbit (d) The recurrence of similar outer electronic configuration
Description : Compared to Chlorine, Bromine has: w) smaller atomic size x) higher density y) lower boiling point z) greater number of outer electrons
Last Answer : ANSWER: X -- HIGHER DENSITY
Description : The number of electrons in the outer most orbit of carbon atom is?
Last Answer : The number of electrons in the outer most orbit of carbon atom is 4.
Description : What is true about atoms that have a filled outer shell?
Last Answer : They're quite non-reactive. (the noble gases are elements withfilled outer shells)
Description : Which of these statements is incorrect? (a) Enzymes of TCA cycle are present in mitochondrial matrix. (b) Glycolysis occurs in cytosol. (c) Glycolysis operates as long as it is supplied ... that can pick up hydrogen atoms. (d) Oxidative phosphorylation takes place in outer mitochondrial membrane
Last Answer : (d) Oxidative phosphorylation takes place in outer mitochondrial membrane
Description : Which of these statements is incorrect ? (1) Enzymes of TCA cycle are present in mitochondrial matrix. (2) Glycolysis occurs in cytosol. (3) Glycolysis operates as long as it is supplied ... that can pick up hydrogen atoms. (4) Oxidative phosphorylation takes place in outer mitochondrial membrane.
Last Answer : (4) Oxidative phosphorylation takes place in outer mitochondrial membrane.
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 : The rays are given off by a radioactive element from A)Nucleus B)Valence electrons C)All the orbits D)Outer orbit
Last Answer : The rays are given off by a radioactive element from A)Nucleus B)Valence electrons C)All the orbits ... electrons C. all the orbits D. outer orbit
Description : Which of the following statements about radioactivity is are true? a)It involves outer electrons activity b)It is not affected by temperature of press
Last Answer : Which of the following statements about radioactivity is are true? a)It involves outer electrons ... affected by any other element compounded by it.
Description : which of the following gas does not have an octet or eight electrons in the outer shell?
Last Answer : which of the following gas does not have an octet or eight electrons in the outer shell? A. Neon B. Radon C. Argon D. Helium
Description : How many electrons are in the outer shells aluminum?
Last Answer : Normally, three.
Description : What happens to the attraction between the outer electrons and nucleus?
Last Answer : Feel Free to Answer
Description : In cell, the current flows in outer circuit from a. Positive terminal to negative terminal and electrons from negative terminal to positive terminal b. Positive terminal to negative ... terminal d. Negative terminal to positive terminal and electrons from positive terminal to negative terminal
Last Answer : a. Positive terminal to negative terminal and electrons from negative terminal to positive terminal
Description : A characteristic of the noble gases is that they all: w) have eight electrons in the outer shell x) have low stability y) form many compounds z) have filled outer electron shells
Last Answer : ANSWER: Z -- HAVE FILLED OUTER ELECTRON SHELLS
Description : Electrons in the outer orbit are called: A. nuclei B. valences C. waves D. shells
Last Answer : Electrons in the outer orbit are called: valences
Description : How does the number of separate electrons shown for the group 2 metal atoms compare to the number of atoms?
Last Answer : The number of electrons in a neutral atom is equal to the atomic number.
Description : The isotope atoms differ in - (1) number of neutrons (2) atomic number (3) number of electrons (4) atomic weight
Last Answer : (1) number of neutrons Explanation: Important to note that isotope atoms have same atomic number.
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 : 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 : What are the number of valence electrons of atoms in semiconductor?
Last Answer : There are four valence electrons in the atom of a semiconductor.
Description : We all know atoms have a lot of empty space on the orbiting electrons, so would it be possible for another world to exist right here where we are that we are not aware of?
Last Answer : Isn’t that like string theory?
Description : (a) Show on a diagram the transfer of electrons between the atoms in the formation of MgO. Write symbols of cation and anion present in MgO. (b) Name the solvent in which ionic compounds are generally soluble. (c) Why are aqueous solutions of ionic compounds able to conduct electricity? -Chemistry
Last Answer : (b) Ionic compounds are soluble in water. (c) It is because aqueous solutions consist of ions which can move freely in them and carry current.
Description : (a) Show the formation of Na2O by the transfer of electrons between the combining atoms. (b) Why are ionic compounds usually hard? (c) How is it that ionic compounds in the solid state do not conduct electricity but they do so when in molten state? -Chemistry
Last Answer : (b) It is due to strong force of attraction between oppositely charged ions. (c) In solid state, ions are not free to move whereas in molten state ions are free to move, therefore, they conduct electricity in molten state.
Description : A(n) _____ bond forms when two atoms share one or more pairs of electrons?
Last Answer : covelent
Description : Is A nonpolar bond is formed when two atoms share electrons unequally?
Last Answer : No. A polar bond is formed when electrons are sharedunevenly.A nonpolar bond indicates even sharing of electrons.
Description : The temporary effect in which there is a complete transfer of shared pair of `pi-` electrons to one of the atoms joined by a multiple bond on the dema
Last Answer : The temporary effect in which there is a complete transfer of shared pair of `pi-` ... effect C. hyperconjugation D. negative resonance effect
Description : What identification bond characterized by the sharing of electrons between atoms?
Last Answer : This is the covalent bond.
Description : The atoms of which elements tend to gain electrons?
Last Answer : Nonmetals tend to gain electrons.
Description : What bonds involve sharing of electrons between atoms?
Last Answer : Covalent bonds and Ionic bonds.
Description : Why do atoms with a weak electronegativity like lithium have a weak attractive force for electrons?
Last Answer : they have few valence electrons and aren't close to having eightvalence electrons
Description : When Atoms with a high electronegativity like oxygen have a strong attractive force for electrons because?
Last Answer : A. they're close to filling their outer shell, fulfilling the octet rule
Description : What are two or more atoms sharing electrons?
Last Answer : This is a covalent bond.
Description : In the water molecule are electrons are equally shared by hydrogen atoms and oxygen atoms?
Last Answer : What is the answer ?
Description : If two chlorine atoms were to attract electrons from two calcium atoms?
Last Answer : Need answer
Description : What happens when 2 nitrogen atoms share electrons?
Last Answer : they form a covalent bond
Description : What is a chemical bond that occurs when atoms share electrons?