Be sure to answer all parts. Identify the element below and give the symbols of the other elements in its group. [Ar]4s*3d!°4p+ Element symbol: All other elements in its group: S, Si, Sb, Sn O, S, Te O, S, Te, Po As, Br, Kr

Q: An atomic anion with a charge of -1 has the following electron configuration: 1.s²2s²2p 6 What is…

A: Since, Electronic configuration represent the electron present in orbital in which way. Arrangement…

Q: (After transferring 2 electrons, atom forms a X 2+ ion containing 10 electrons.) Identify element X…

A: Atomic number is equivalent to number of electrons or number of protons in neutral element, that is…

Q: 31. Arrange each set of the following elements in order of increasing first ionization energy (IE₁),…

A: Ionisation energy or some time called as ionisation potential is the amount of energy that must be…

Q: (g) A different element, L, is located in the same row of the periodic table as element E, but L has…

A: (g) The elements L and E lies on the same period.

Q: 4.32 (a) Calculate the enthalpy of formation of the hypothetical compound KF, assuming a CaF,…

A:

Q: Arrange the elements given below in the increasing order of their atomic size. (AKS 3h) Element A :…

A: The size of the atom depends on the electronic configuration of the atom. We know that size of the…

Q: P 00 R Consider an ionic compound, MX, composed of generic metal M and generic, gaseous halogen X. •…

A: To solve this problem we will use Born Haber cycle . .

Q: Write an electron-dot symbol for each element: (a) sodium; (b) phosphorus.

A: The electron-dot symbol represents the distribution of valence shell electrons around an atom. It is…

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: Rank the following elements in order of decreasing metallic character (from most metallic to least…

A: The metallic character increases down the group and decreases along the period in periodic table.

Q: Which one of the following pairs of ions exper attraction? All positive and negative ions show…

A:

Q: 14. The second ionization energies for the elements from Sulfur (16) to Titanium (22) are listed in…

A:

Q: 1. How does the electron theory explain (a) why a rubber rod becomes negatively charged when rubbed…

A: When a rubber rod is rubbed with a fur the electron get transferred from the fur to the rod thus…

Q: Of the five elements Sn, Si, Sb, O, Te, which has the most endothermic reaction? (E represents an…

A: When the atoms absorb energy during the reaction, the reaction is endothermic. The absorbed energy…

Q: Give the symbol of the element that has the least metallic character in Group 8A (18). Give the…

A:

Q: Give the electron-dot symbol for each element: (a) bromine; (b) lithium; (c) aluminum; (d) sulfur;…

A: Electron-dot symbol or Lewis structure is a way of representing the valence electrons of the atom.…

Q: Choose one group of representative elements (main group elements) and discuss its chemistry by…

A: The chemically active elements whose outer orbitals are not completely fulfilled is known as…

Q: Symbol of the element 4p^1

A:

Q: Each of the following elements is capable of forming an ionin chemical reactions. By referring to…

A: Since we only answer up to 3 sub-parts, we'll  answer the first 3. Please resubmit the question and…

Q: Consider an ionic compound, MX, composed of generic metal M and generic, gaseous halogen X. • The…

A: Given that -  The enthalpy of formation of MX , ∆Hf° = -517 kJ/mol  The enthalpy of sublimation of M…

Q: For a Hydrogen Atom these energies can be calculated by the following equation: Lan he -- Ar - R…

A: Energy of Helium ion is given by, Eelectron=-(8.7149×10-18n2) J   The energy released as a photon…

Q: Boron, atomic number 5, occurs naturally as two isotopes, 10B and 11B, with natural abundances of…

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

Q: Aluminum (Al) and silicon (Si) are in the same row (period) on the periodic table. The atomic radius…

A: We have to find out the reason why the aluminum has larger size compared to silicon and  size…

Q: Which of the following combination of elements is the most reactive? Cs and I Na and Br Cs and Br…

A: Greater is the difference in electronegativity between two atoms in a molecule, higher will be the…

Q: Which of the following elements is the largest?   a barium b titanium c rubidium d sodium

A: Atomic size decreases across a period from left to right, while increases down the group.

Q: what is the elemental form of fluorine? F(g) F- (aq) F+(g) or none of the these?

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Q: description element in Period 1 and Group 6A. metalloid in Group 4A. malogen with a lower atomic…

A:

Q: Which of these elements has the highest first ionization energy? silicon sodium chlorine sulfur…

A: Ionization energy: The amount of energy required to remove a valence electron from neutral, gaseous…

Q: The first five ionization energies (IE, through IE,) of a Period 4 element have the following 1 ll…

A: cobalt

Q: ( a ) Eva l u a te t h e expre s s i o n s 2 * 1, 2 * 11 + 32,2 * 11 + 3 + 52, and 2 * 11 + 3 + 5 +…

A: (a) In the expression, the total number of valence electron is calculated in which 2 is the number…

Q: Indicate which one statement is not true by checking the box in front of the untrue statement.…

A: A cation will have a smaller radius than its corresponding atom, because the number of electrons is…

Q: Classify each element as a metal, a semimetal, or a nonmetal.    Ga, Ge, Sc, S, Sb, Bi,Se

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Q: Arrange the following ions in order of decreasing ionization energy: K+, Cl-, S²-, Ca²+ 1A H 2A Li…

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Q: How much energy is required to completely separate an electron from a proton that is 210.0 pm away?

A: Answer: Energy required to separate an electron from a proton will be equal to the electrical energy…

Q: 3. Classify each of the following elements as a noble gas, a representative element, a transition…

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Q: Arrange in order of increasing nonmetallic character. (Use the appropriate symbol to separate…

A: Non metallic character : It is the tendency of elements to gain electron and form negative ions…