Valence electrons in an atom of phosphorus are closer to the nucleus than the valence electrons of aluminum because:

Q: What are valence electrons? How many of a magnesium atom’s 12 electrons are valence electrons?

A: An atom is made up of a nucleus and orbitals in which electrons revolve around the nucleus. Nucleus…

Q: The first five ionization energies (IE, through IE, of a Period 3 element have the following…

A: ionization energy is defined as energy required to remove the electron from valance shell of a…

Q: Anomalies to predicted trends in fırst-ionization energy occur around which groups on the periodic…

A: Ionization energy : The minimum amount of energy is required to knock out the most loosely bound…

Q: Write the electron configuration of the following elements: • Arsenic • Chlorine (with a charge of…

A:

Q: What is the key distinction between sublevel energies in one-electron species, such as the H atom,…

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Q: Which element has the following electron configuration: 1s2 2s2 2p6 3s2 3p6 4s1?

A: given: electron configuration: 1s2 2s2 2p6 3s2 3p6 4s1 total number of electrons = 2+2+6+2+6+1 = 19…

Q: Predict the charge of the ion formed by each element and writethe electron configuration of the…

A: Every atom wants to have an stable valence shell electronic configuration. And for this purpose, an…

Q: Which of the following electrons experience the greatest effective nuclear charge?

A: A particular electron in a multi-electrons system does not feel the entire electron nuclear charge…

Q: Predict how the 1st ionization energy of neon would compare to the 2nd ionization energy of sodium…

A: Electronic configuration of  .Ne,Z=10)1s22s22p6. Na,Z=11),1s22s22p63s1 The amount of energy is…

Q: What element does the following electron configuration represent: [Ar] 4s? 3d8 Answer in element…

A: In this question, we will see the element symbol which is related to [Ar], 4s2, 3d8  You can see…

Q: Arrange the following atoms in order of increasing ionization energy: In, F, Si, Sr, Ne. Smallest IE…

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Q: The first five ionization energies (IE, through IE,) of a Period 4 element have the following…

A: Ionization energy: The amount of energy required to remove an electron from the outermost shell of…

Q: The first five ionization energies (IE, through IE,) of a Period 2 element have the following…

A: There is a huge difference between fourth and fifth ionization energy.

Q: Using electron configurations, would you expect the electron affinity of tellurium (Te) to be…

A: Interpretation- Electron affinity between Tellurium and Iodine. Concept introduction- Electronic…

Q: 7.7 Write electron configurations for the following ions of main group elements: (a) N3−, (b) Ba2+,…

A: Given,  (a) N3−, (b) Ba2+, and (c) Be2+.

Q: The first three ionization energies (IE,through IE,) of a Period 2 element have the following…

A:

Q: Write the electron configurations for the elements below. Use the following format with spaces…

A: Given :-  Name of elements :  Nitrogen  Lithium  To write :-  Their electron configuration…

Q: The first five ionization energies (IE, through IE,) of a Period 5 element have the following…

A: If we observe the pattern: IE1<<< IE2< IE3< IE4<IE5 From this pattern, we can…

Q: What element has the following ground-state electron configuration? (Just give the element symbol)…

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Q: What is ionization energy? What is the difference between the first ionization energy and second…

A: Valence electron can be removed from the neutral atom resulting in formation of cation.  The energy…

Q: Give the electron configurations of the following ions by subshell. Do not use shorthand notation,…

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

Q: An element with the valence electron configuration 4s2 would form a monatomic ion with a charge of…

A: Periodic table represents the systematic arrangement of elements in which the properties of these…

Q: Which element has the following ground state electron configuration 1s252p 3s²3p4 O oxygen O carbon…

A: Number of electrons = number of protons = atomic number

Q: The first five ionization energies (IE, through IE,) of a Period 2 element have the following…

A: From the above graph it can be seen that from IE1 to IE4  there is gradual increase in the energy…

Q: For each valence electron in Magnesium, state the set of quantum numbers that describes that…

A: Given element, Magnesium - Mg Atomic number - 12

Q: An element with the electron configuration [noble gas] ns2 (n-1)d10 np4 has [number] valence…

A: We know that,  Number of valence electrons= number of electrons present in valence shell

Q: 6. What do we mean when we say that two ions or an atom and an ion are isoelectronic?

A: Isoelectronic species are referred as an elements or ions that have the same number of electrons…

Q: Which of the following sequences of elements are in the correct order from lowest first ionisation…

A: Ionisation energy decreases as we move from top to bottom in a group and increases on moving left to…

Q: Question attached

A: Given information: IE1=520 kJ/molIE2=9540 kJ/molIE3=11680 kJ/mol

Q: 18 Why did the scientist have to come up with a different atomic model after Bohr? a.    Bohr could…

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Q: For which blocks of elements are outer electrons the same asvalence electrons? For which are…

A: Outer electrons are the no. of electrons in the outermost shell (nth shell). Valence electrons are…

Q: Use electron configuration to explain why arsenic can acquire charges of 3- and 3+ but not 2+.

A: Answer:- This question is answered by using the simple concept of writing the electronic…

Q: All atoms tend to lose electrons. True or false?

A: Given statement: All atoms tend to lose electrons.

Q: Give the electron configurations of the following ions by subshell. Do not use shorthand notation,…

A: The atomic no of Pb is 82 so atomic no of Pb2+ is 80 and Pb4+ is 78. Atomic no of S is 16 so atomic…

Q: The electron configuration of Li* resembles that of which of the following elements Oa. Berrylium…

A: Given , Ion = Li+

Q: The graph shows 4 possiblies for the ionization energies of the 4 electrons in Be. Which graph shows…

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Q: What is the total number of valence electrons in an atom of Mg-26 in the ground state?

A: The isotope given is Mg-26.

Q: :Consider the following atoms I, S, O, N, P and Cl ?What is the effective nuclear charge for each…

A: For I= +7 For S= 5.45 For O= 4.55

Q: Write the electron configurations for the following atoms. Do not use shorthand notation, and use…

A:

Q: Considering periodic trends, place the following atoms or ions in order of increasing size. F-, Na+,…

A: We have to place  the following atoms or ions in order of increasing size. F-, Na+, Mg2+, Mg in…

Q: Write the electron configurations for the elements below.  1.Magnesium  2.Calcium  3.Rubidium

A: Using concept of electronic configuration.

Q: How can you describe an effective nuclear charge, what is its symbol, and how are atomic radius and…

A: An atom is composed of three main sub-atomic particles; electrons, neutrons and protons. The atomic…

Q: An element with the valence electeon configuration 4s1 would form a monatomic ion with a charge of…

A: Valence electrons are electrons that are present in outermost shell of an atom. Elements in a each…

Q: electron atom is experienced by an electron in a ________ subshell.

A: Given: The objective is to fill the blanks The greatest effective nuclear charge in a many-electron…

Q: How many valence electrons are in an atom with the electron configuration 1s2 2s2 2p6 3s1?

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Q: Arrange the atoms in order of decreasing size: S2-, S, and O-2.

A:

Q: Write out the full electron configuration for a magnesium ion with a charge of 1 +

A: Answer :-   The electron configuration of Magnesium ion with a charge +1 is 1s2,2s2,2p6,3s1

Q: The outermost valence electron in atom A experiences an effective nuclear charge of 2+ and is on…

A: The effective nuclear charge and average distance from the nucleus is +2 and 225 pm of atom A and…