Consider the pollowing at oms: A BCOEF Number of electrons 888910 9 Number of n atrons 8910 9810 nch Namber of Protons 8889 10 9

Q: Do both members of the following pairs have the samenumber of protons? Neutrons? Electrons?(a)¹⁶₈O…

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Q: Get 3 proton-rich  isotopes and 3 neutron-rich isotopes including the stable isotope (N = Z) of an…

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Q: 32. An ion of a hypothetical element (let is call it Sycamorium, Sy) can be denoted by the notation…

A: The species neutron number will be equivalent to the difference linking the species mass number and…

Q: . A hydrogen ion (H+) has neutron(s), proton(s), andelectron(s).a. 1; 0; 2 b. 0; 1; 0 c. 0; 0; 1 d.…

A: Neutron, proton, and electron are fundamental subatomic particles.  The number of protons is equal…

Q: Calculate the mass defect (g/mol) for an atom of () Cl whose isotope mass is 36.965902591 g/mol.…

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Q: A sample of element X contains 90% X-35, 8.0% X-37, and 2.0% X-38 atoms. The average atomic mass…

A: The average atomic mass = M1× M1(%) + M2× M2(%) +...... +Mn× Mn(%) / 100. Hence, M1 =35,M2= 37, M3…

Q: using the following data for lée magnesium isotopes. Isotope Mg-24 Mg-25 Mg-26 % abundance 23.985…

A: Since you have posted multiple questions without specified question number , so as per guidelines we…

Q: 10. Which of the following does not match the others? 168 (A) 67.2 3.88 1000 100 10 All, (M)/mol)…

A: ◆ Electronic Configuration is the distribution of electrons in the energy levels of the atom. The…

Q: The nucleus of 39K atom contains these many down quarks: O 39 O 58 O 59 O None of the above

A: Check the number of quark in potassium atom and then add those quark to find number of quarks in…

Q: Symbol Atomic number charge Mass number Electron number Neutron number Proton number w m 16 127 53…

A: Mass no.= Number of protons + Number of neutrons Atomic number = Number of protons

Q: Which is the more abundant isotope of copper, 63Cu or 65Cu?(a )63Cu(b) 65Cu

A: Which is the more abundant isotope of copper, 63Cu or 65Cu?

Q: How many protons are in the nucleus of an atom of each.( put  between each number ex, 12,24,10,5,3…

A: An atom can be considered as the smallest unit of any matter. An atom is composed of certain…

Q: 4. 49 Cr-> 49 V + 24 23 5, 238U- 23A Thị 92 90 6. 214 Bi-> 214 Po+ 83 84

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Q: Which atom is the smallest? ΟΝ 00 OP OS

A: The modern periodic table is composed of 18 groups and seven periods. The physical and chemical…

Q: Select the best answer or answers from the choices given: Which set of terms best describes a…

A: Given choices,    (a) negative charge, massless, in the orbital    (b) positive charge, 1 amu, in…

Q: A rough estimate of the radius of a nucleus is provided by the formula r 5 kA1/3, where k is…

A: The given radius is: where k is the Fermi constant (1.3×10-13cm) and A is the mass no. of Iodine…

Q: hen an iron core reaches a mass so large that even degenerate electrons can no longer support it and…

A: degeneracy pressure halts the collapse

Q: Determine the percent abundance for J-67 and J-68, given the following data: The average atomic mass…

A: The average atomic mass of the element J is 65.96amu.   Let the abundance of  J-68  is M %.…

Q: Which of these pertains to the process by which elements are formed within stars? A. Star formation…

A: As per bartleby guidelines I answered only first question so please don't mind.Thanks in advance.

Q: Arrange the following atoms by increasing number of neutrons. 134Ba, 134Ce, 134Xe

A: Given:

Q: 1. For each of isotopes listed, predict which one is less stable. Encircle the answer a. ( Li or b…

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Q: Which of the following elements has its name derived from its property of being slightly magnetic?*…

A: Isotopes are the different forms of an element.

Q: 1. Direction: Complete the table by providing the missing information. Atomic Mass Elements Number…

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Q: Write the standard isotopic notation for the following atoms: a)80p, 80e,120n b)7p,7e,8n…

A: The standard isotopic notation of an isotope is written as follows:

Q: Which of the following would you expect to be radioactive * Sn-118 Pa-234 Mn-54 Zn-74

A: Which of the following is correct

Q: Density of the hydrogen nucleus Calculate the density of the hydrogen nucleus using the information…

A: Given : Radius of hydrogen nucleus = 0.9 fm  Since 1 fm = 10-13 cm  Hence radius of hydrogen nucleus…

Q: Complete ALL boxes in the table below. Number Number Number Number of Chemical name of of of valence…

A: Number of neutrons is obtained by the difference between mass number and atomic number.

Q: 000000PPPPPPPPP. Number of Protons 000000Name of Number of Abundance Abundance Mass (amu) isotope…

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Q: Fill in the table. Element Number of Protons Number of Neutrons Number of Electrons Mass Number…

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Q: Chiorine exists in natute aga mixture ot stable isotopes ,cl-35 and ct-37:74 the atomic magg of…

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Q: Determine, by calculations, which isotope of cooper is the most abundant in nature

A: avg. atomic mass=∑i(isotopei×abundancex) With regards to the genuine computation, it's simpler to…

Q: Classify the following as either a fermion or a boson: (a) an electron. (b) a proton. (c) a neutron.…

A: Fermions are one of the two fundamental classes of particles. It is explained by Pauli's exclusion…

Q: enerqy of J of on at 3465 m/s. The mass of Colculate the kinetic electron moving ot 3965 m/s.The…

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Q: when the proton number of the nucleus exceeds 60 the nucleus show the tendency to be unstable?…

A: Applying concept of n/p rule.

Q: Identify the missing species:   246Cm  + 12C   ----->   4  1n   +  ____ 254 T h 238 C f 258 N o 254…

A: In a reaction, total mass no. And atomic no. Remains same.

Q: 4 Indicate which one of the two species in each of the following pairs is smaller: (a) F or F; (b) K…

A: Note: These are interrelated and very short questions. So I am solving all. Given: Some of the…

Q: Determine the percent abundance for J-67 and J-68, given the following data: The average atomic mass…

A: Isotopes which have same  number of protons but different number of neutrons.

Q: b) Calculate the approximate atomic mass of potassium given this set of data: K- 39 92.36% K-40…

A: Average atomic mass: The average atomic mass of an element is the sum of the masses of its isotopes,…

Q: From the following nuclei identify and group the nuclei that are isotopes, isotones or isobars:…

A: Isotopes are elements with same number atomic number but different mass number. Isobars are element…

Q: MCQ 35: Protons (p') and neutrons (n") constitut A. nucleus B. nucleon C. orbital D. diameter

A: The question is based on the concept of atomic structure. we are talking about subatomic particles…

Q: The element 1s22s22p63s23p64s23d104p65s2 is    a. a halogen   b. an alkali metal   c. an…

A: Since the electronic configuration of the element given is   1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2

Q: What is/are the occurrence of the Halogens  Fluorine (F) Chlorine (Cl) Bromine (Br) Iodine (I)…

A: An atom is mainly composed of three sub-particles; electrons, protons and neutrons. These particles…

Q: ABCD EF Number of electrons 8889110 9 Number of entrons 89 10 9 810 Namber of Protons 8 88 9 10 9

A: Atomic number is also known as proton number. It is represented by the symbol Z. Mass number is…

Q: CH— ОН HI 39

A:

Q: 2. (a) Determine the mass number of a nucleus whose radius is approximately equal to two-thirds the…

A: Radius of new element is two third of the radius of Ra-230. Here, we have to find the name of new…

Q: You are only given the number of protons 7, and number of neautrons 8. Fill in the rest of the…

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Q: A radiologist is preparing a radioactive isotope of iodine-131 to examine the thyroid gland if…

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Q: What type of energy is measured by temperature? )Kinetic energy of particles Radiant energy of…

A: What type of energy is measured by temperature ?

Q: ct one: a. Vibration of nucleus b. Movement of electron around the nuc- c. Total size of electron…

A: Size of atom is determined by outermost shell electrons.  So, movement of electrons around the…

Q: Given: Composition of each nuclei: D- 1p+, In T=1p+,2n 3p+,4n 1. p+ 2. 'He + He3 - 2p+,1n He4 =…

A: Since you have asked a question with multiple subparts, we will answer only first three subparts for…

Group 14 Elements

The following elements come under group 14 of the periodic table.