Which of the following is not true? O a. The transition metals are characterized by partially filled d subshells in the free elements and cations O b. Lanthanides are characterized by partially filled f subshells in the free elements and cations Oc. Group IIA are characterized by partially filled p subshells in the free elements and cations O d. Non-metals are characterized by partially filled s subshells in the free elements and anions

Q: 2. Valence electrons in an atom of phosphorus are closer to the nucleus than the valence electrons…

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Q: Write the valence electron configuration for each of thefollowing:a. alkali metals                b.…

A: a. alkali metals    Valence electron configuration = ns1       b. Group 4A (14) Valence electron…

Q: Consider the elements: B, C, N, O, F.a. Which element has the highest first ionization energy?b.…

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Q: Identify the element that fi ts each description. a. an alkaline earth element in period 3 b. a…

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Q: Where are the non-metals located on the periodic table of the elements? A. Below the zig-zag line…

A: The modern periodic table is the systematic collection of all the elements arranged in a tabular…

Q: An element reacts with oxygen to form an oxide which dissolves in dilutehydrochloric acid The oxide…

A: The oxide form of an element in HCl turns red litmus to blue. This gives clear picture that given…

Q: Of the alkali metals, NH most resembles Rb* or Cs*. Explain using periodic trends and measured…

A: The most intriguing property associated with the cation is the amount of energy required for the…

Q: Name the following:   a) Na3[FeBr6]                                          b) [Cr(CN)2(H2O)]2+…

A: We have to give the IUPAC name of given coordination compounds and chemical formula of given names

Q: 55. K, L and M are elements in the same short period of the Periodic Table. The oxide of K is a…

A: As we move from left to right the covalent character decreases i.e. the ionic character is maximum…

Q: What is the valence electron configu.ration for Group SA (lS) elements?Metallic character increases…

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Q: The radius of Cd2+ is smaller than that of Sn2+. Calculate the Zeff for the outer most orbital for…

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Q: Why are main group elements much simplier than the transition metals?

A: Introduction- The whole of periodic table is divided into- Main group elements- The elements of…

Q: Which of the following has the highest ionization energy.  a) ca or ga  b) Cl or I  highest…

A: Ionization energy is defined as the energy required to remove an electron from its gaseous element.…

Q: It is possible to define metallic character as we do in this bookand base it on the reactivity of…

A: First Ionisation Enthalpy of Silver (Ag) is 731 kJ/mol and that of Manganese (Mn) is 717.4 kJ/mol…

Q: Tungsten has the highest melting point of any metal in theperiodic table: 3422 °C. The distance…

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Q: For each of the following, give the most specific classification according to type of matter:…

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Q: A. A main group element with the valence electron configuration 2s 2p is in periodic group It forms…

A: The octet rule: According to the octet rule, the atoms form molecules by losing, gaining, or sharing…

Q: Which group 3 element is the most reactive? Express your answer as a chemical symbol.   B. An oxide…

A: To answer questions about elements-

Q: Place the following elements in order from MOST METALLIC to LEAST METALLIC                     P…

A: Here given elements are I and V groups ➡️ The Metallic character increases as you move down the…

Q: Valence electrons in an atom of phosphorus are closer to the nucleus than the valence electrons of…

A: we know effective nuclear charge on the electron is given byZeff=Z-S ,where Z= number of proton,S…

Q: с. РО, e. Ca;(PO3)2 a. Na,SO, b. K;AsO, c. Li,CO; d. Ca;(PO,)2 m. Li,S,0, f. Na,SiO3 g. K,CrO, h.…

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Q: Which of the following is NOT an anomalous property of the period 2 elements? Select one: Oa. The…

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Q: Which one of the following statements is the best explanation for the increase of ionisation energy…

A: Given: energy of the alkaline earth metals increases when going up in a group.

Q: Valence electrons in an atom of phosphorus are closer to the nucleus than the valence electrons of…

A: Effective nuclear charge is the force of attraction by the nucleus on the electrons present in the…

Q: 5. How incorporated into the periodic table? How did the incorporation of the transition metals…

A: The position of transition metal is in the middle of the periodic table.

Q: (a) What is the trend in first ionization energies as one proceedsdown the group 7A elements?…

A: Moving from Fluorine to Iodine in group 7A, first ionization energies decrease and atomic radii…

Q: he simpliest oxide for Fe2+ is FeO. How does one come to that conclusion?   The simpliest oxide of…

A: The simplest molecular formula of any compound is that which has the atoms in simplest ratio. In…

Q: (a) Like first member of other groups, boron also differs from rest of the members of its group.…

A: Boron belongs to group 13 in modern periodic table. Other element of this group are Al,In,Ga etc. In…

Q: Hydrogen is an unusual element because it behaves in someways like the alkali metal elements and in…

A: (a)Electron affinity is the amount of the energy released on the addition of an electron to a…

Q: Which elements are post-transition metals? A. Europium, Gadolinium, Terbium B. Uranium, Neptunium,…

A: Post-transition metals are also termed  as the poor metals which are a group of metals on the…

Q: The 1st, 2nd, and 3rd ionization energies for magnesium are 738kJ/mol, 1451 kJ/mol and 7733 kJ/mole.…

A: Ionization energy is the amount energy required to remove electron from isolated gaseous atom or…

Q: 20. Which of the following statement is NOT correct for the s-block elements? A The solubility of…

A: Ans  A The solubility of the sulfates of group II decreases down the group because the larger anion…

Q: In the same period of the Periodie Table the atomie radii are largest for clements of group: I…

A: Given a question of 4 period of periodic table  We have to state that which group will have the…

Q: Give the appropriate label for each of the following VBT prbitals for Note the standardized colour…

A: For bonding to occur, orbitals phase should match and a constructive overlap should happen. And for…

Q: (a) Use the data in Table  to find the approximate spacing between vibrational energy levels in CO.…

A: Typical values of i and B are on the order of 103 cm- and I cm-', respectively, so the spacing…

Q: for the element being described in each of the following. (Hint: Use the Periodic Table of Elements…

A: In a group of periodic table atomic radius increases , when we move from up to down. In a period of…

Q: Where are the non-metals located on the periodic table of the elements? A. Below the zig-zag line…

A: There are many periodic tables where a zig-zag black line along the right side of the table…

Q: Fictional, thus not on the periodic table. Lz, a transition metal, forms the compound LzS₂ when…

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Q: What is peculiar about the cations formed by transition metals and given two examples ?

A: The transition metal cations have several exciting properties which are generally useful for…

Q: The element with electronic configuration [Ar] 3dº4s34p² is a typical metal in Group 14 (Group IV)…

A: The given electronic configuration of the element is : [Ar] 3d104s24p2

Q: What are the alkaline earth metals?

A: The 's' block elements are formed by the combination of group 1 and 2 elements. The atoms of the 's'…

Q: Which of the following statements is/are true? I. Solids are compact but if melted it moves…

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Q: Detailed calculations show that the value of Zeff for the outermostelectrons in Si and Cl atoms is…

A: a.

Q: Given the following information, identify the group from the periodic table that contains elements…

A: There are many trends in inorganic chemistry. These trends are atomic size, reactivity, metallic…

Q: have the lowest fest lonization energles of the groups listed. O Transition elements O Alline earth…

A: Ionization energy is minimum amount of energy required to remove the loosely held electrons from…

Q: Use the data from Appendix F to graph the variation ofatomic radius with atomic number for the…

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