What is the condition to stable the orbit dynamically إجابتك What can we find from Rutherford ?scattering إجابتك n the theory of Bohr, what is the condition to stable the circling of an electron around a nucleus إجابتك

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

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Q: Please calculate, how many atoms exist in 1cm^3 of copper with the density 8,93 gr/cm^3 and the…

A: 1 cm3 of copper with the density 8.93 g/cm3, whose number of atoms is to be determined.

Q: 1. Discuss the evolution of the “models” of an Atom. Be concise.

A: The smallest component of ordinary matter that makes up a chemical element is an atom. The atom is…

Q: In qualitative terms, how does Bohr's model account for the atomic spectrum of hydrogen? More than…

A: Some of the important features of Bohr's model are : 1. Electrons move around nucleus around…

Q: In a mass spectrometer with an electron ionization source (EI) does the mass of an ion affect its…

A: Electron ionization (EI) is known as electron bombardment ionization in which energetic electrons…

Q: For a potassium-chlorine ion pair, our textbook (problem 2.19) tells us that the attractive energy…

A: For a potassium-chlorine ion pair, our textbook (problem 2.19) tells us that the attractive energy…

Q: 1. Describe the difference between the Rutherford model of the atom and the Bohr- Rutherford model…

A: There are different type of models for explaining the atomic model of an atom. Some of them are…

Q: A student said, “Na loses an electron to Cl and becomes a cation and Cl accepts an electron from Na…

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Q: Describe the process of Thomson’s Measurement of the Charge to-Mass Ratio of the Electron?

A: Thomson measured and calculated the ratio of e/m, i.e. electrical charge (e) to mass (m) of an e- by…

Q: Which experiment did you observe that the charge is quantized? Explain the main line of experiment.

A: Answer - Charge quantization - Charge quantization is the principle that the charge of any object is…

Q: Q 1. Describe, with a diagram, the Thompson, Rutherford and Bohr models of an atom. Describe one…

A: Atomic Model: In past history, we had a variety of atomic orbitals. Which gives information about…

Q: What is the condition to stable the orbit dynamically إجابتك What can we find from Rutherford…

A: Following are the appropriate answers of the given questions.

Q: where does the reactivity of an atom primarily arise from

A: Atoms are made up of neutrons, protons, and electrons. Neutrons are the non charged particles while…

Q: What quantity of energy in J will remove the outer electron in a 1.00 mg sample of sodium?  IE1 (Na)…

A: Ionization energy is the minimum amount of energy required to remove the most loosely bound electron…

Q: Naturally occurring magnesium has the following isotopicabundances: Isotope Abundance (%)…

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Q: Niels Bohr's model of the atom described the: A. position of electrons in relation to the nucleus .…

A: Bohr model of Hydrogen atom: Negatively charged electron orbit the positively charged nucleus in…

Q: In Figure 2.7, if two or more elements are in the same row, what do they have in common? If two or…

A: In the periodic table, elements are arranged according to the similarities in their electronic…

Q: Describe the general structure of the nuclear model of the atom

A: Rutherford's atomic model is known as the general structure of the nuclear model of atom. This model…

Q: I do not understand 1s22s22p63s23p64s1  Is there a sort of counting that has to be done on the…

A: The electronic configuration of any element is written based on the atomic number of the element…

Q: Use Slater’s rules to determine the degree of shielding experienced by electrons to diminish the net…

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Q: How many distant nucleus pairs are in NH, molecule? a. 16 b. 1 C. 8 d. 6 c. 4 f. 2 9. 12 h. 3

A: Distant nucleus pairs can be calculated by considering number of nucleus.

Q: Use the information below to calculate the atomic mass of magnesium. Isotope Isotope Mass (amu)…

A: Given   The atomic mass for magnesium-24 is 23.985 amu and abundance is 78.70. The atomic mass for…

Q: 1s22s22p63s23p6 Which neutral element has this electron configuration?

A: Argon

Q: Q1. a- Please calculate, how many atoms exist in 1 cm^3 of Copper (Cu) with the density 8,93 gr /…

A: denisty of Cu = 8.93 g/cm3 Therefore in 1cm3 of volume 8.93 g of copper has been occupied(8.93 g /…

Q: The elements of A that are in B at the same time are elements that belong to the union: AUB True or…

A: Given, The elements of A that are in B at the same time are elements that belong to the union AUB

Q: Read the given expression. X = number of protons - number of core electrons Which of the following…

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Q: How do I tell if S2- is the most common isotope ? and what are difference between a Bohr-Rutherford…

A: Isotopes are the atoms of the same element having different atomic mass, Eg Hydrogen has 3 isotope…

Q: Consider the table. Metal Tm (K) ΔHfus (kJ/mol) Tb (K) ΔHvap (kJ/mol) LiLi 454 2.99 1615 134.7…

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Q: concise Discuss the evolution of the “models” of an Atom.

A: Introduction: The prime building block of the matter is called ''Atom''. The size of the atom is…

Q: Explain how Dalton’s theory of the atom and the conservation of mass arerelated.

A: The way how Dalton’s theory of the atom and the conservation of mass are related has to be explain,…

Q: ow do I tell if S2- is the most common isotope ? and what are difference between a Bohr-Rutherford…

A: Isotopes are chemical species that have the same atomic number but different mass numbers.…

Q: Why are there more electron sub-shellss and orbitals in each shellas you move out form the nucleus…

A: Why are there more electron sub-shells and orbitals in each shell as you move out form the nucleus…

Q: What can we learn from looking at the electrons frame of reference in the nucleus? What is the…

A: Nucleus is the middle or central part of an atom and it is surrounded by the number of shells…

Q: What is effective nuclear charge? What is shielding?

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Q: Explain Electron Spin and the Pauli Exclusion Principle?

A: A quantum property of electrons is known as electron spin. A form of angular moment is electron…

Q: How does the charge of electrons provide some rationale for Hund's rule?

A: According to Hund's rule of maximum multiplicity, pairing of electrons take place in an orbital only…

Q: What is the electron configurationof the He2+ ion?

A: Electron configuration is the distribution of electrons of an atom or molecule in an atomic or…

Q: Consider the pollowing at oms: A BCOEF Number of electrons 888910 9 Number of n atrons 8910 9810 nch…

A: Isotopes are atoms of same element having same atomic number (number of protons ) but different mass…

Q: An element has 2 naturally occurring isotopes with the following masses and abundances. A. Calculate…

A: Given  2 Naturally occurring Isotopes of an element  Isotope mass = 34.97 amu Percentage abundance…

Q: 1s22s22p63s1 Name the group this element belongs to in the periodic table and explain your answer.…

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Q: Does the force of attration increase, decrease, or stay the same as two oppositely charged particles…

A: When two charges move towards each other it means that they are oppositely charged and the force of…

Q: The element antimony (Sb) has an atomic mass of 121.76 amu. Two naturally occurring isotopes of…

A: An element can exhibit in nature with several isotopes. Atomic mass is basically the average mass of…

Q: Classify each statement about effective nuclear charge, Zeft, as true or false.

A: Since you have posted a question with multiple sub-parts, as we will solve first three sub-parts for…

Q: Which one is true about filling of shells with electrons around the nucleus? O The shell with n = 2…

A: A shell in an atom is defined as a group of atomic orbitals around the atomic nucleus.  Each shell…

Q: A robot spacecraft returned samples from the planetesimal 98765 ALEKS, Ilocated in the outer Solar…

A: As it is given the mass of isotope and it's relative abundance. So we can easily calculate the…

Q: Point out the main ideas in the discovery of the structure of the atoms and their sub-atomic…

A: We know anything in this world that takes up some space has some matter. In the very early days, it…

Q: electrons

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Q: What is the average atomic weight for a hypothetical element "Q" which is composed of the following…

A: The following data are given for the hypothetical element Q: The atomic mass of 1st the isotope, M1…