Which statement is true about effective nuclear charge?a) Effective nuclear charge decreases as we move to the rightacross a row in the periodic table.b) Effective nuclear charge increases as we move to the right acrossa row in the periodic table.c) Effective nuclear charge remains relatively constant as we moveto the right across a row in the periodic table.d) Effective nuclear charge increases, then decreases, at regularintervals as we move to the right across a row in the periodic table.

Q: The atom having the valence-shell configuration 4s- 4p would be in. ........ Group IV and Period 4…

A:

Q: Canvas A neutral atom of a certain element has 19 electrons. Without consulting a periodic table,…

A: The electronic configuration of an atom have s,p,d and f orbital.  Diamagnetic is the element having…

Q: Refer to the periodic table and write the predicted electron configuration for each of the following…

A: Since you have posted multiple sub-parts, the answer for first three sub-parts are given below.…

Q: Explain why the s-block of the periodic table is twogroupswide, the p-block is six-groups wide, and…

A: The reason why s-block of periodic table is two groups wide, p-block is six-groups wide and d-block…

Q: Which two electron configurations represent elements that would have similar chemical properties?…

A: Compounds with similar valence shell configuration or outermost shell configuration have similar…

Q: Which element has the electron configuration 1s*2s*2p*3s*3p°4s*3d"4p²?

A:

Q: Why does flourine have a smaller atomic radius than magnesium?

A: Magnesium belongs to 2nd group and 3rd period .The element fluorine  belongs to 17 th group and 2nd…

Q: The first four successive ionization energies of an element X in kJ mol' are 900, 1758 14905 and…

A: Solution Ionisation energy It is defined as the energy required to remove the electron from…

Q: Ca or Ga? Which element is expected to have the larger 1st ionization energy and why?

A: We need to compare ionization energy for calcium and gallium.

Q: Select the lesser of each of the following pairs of ionization energies (IE). A) The 1st IE of I…

A: To determine the lesser for each pair of ionization energies:  Ionization energy is the minimum…

Q: An ion of which element has a larger radius than an atom of the same element:

A: The size of anion is always larger than its parent atom while the size of cation is always smaller…

Q: a) The tendency for a bonded atom to attract e to itself b) An periodic movement that can transport…

A: To fill the blanks with suitable answers.

Q: Give typed explanation of both not a single word hand written otherwise leave it  Among the listed…

A: The element with the highest ionization energy among the listed elements, Ca, Mg, Al, F, Ba, Ne Thee…

Q: Explain why the s block in the periodic table has only two columns while the p block has six.

A: Period table is the arrangement of elements according to their chemical and physical properties.

Q: TRUE or FALSE • Neutral Atoms in Period 2 all have the same number of Shielding Electrons. [Select]…

A: When studying the properties of elements in the periodic table, understanding the behavior of…

Q: The first member of a group in the Periodic Table of elements always shows some abnormal chemical…

A: Group is a column in a periodic table and in the first element in the column is the first member of…

Q: What appears to be the trend in atomic radius as you move from left to right in a row?   What…

A: In periodic table the elements are arranged in the increasing order of their atomic number. It…

Q: Arrange the following sets of ions in order of decreasing ionic radii. (a) Br, Cl-, 0², s²- (b) Cs+,…

A: The solution is given below -

Q: Part C Which neutral atom has the following electron configuration: 1s 2s² 2p°3s²3p®4s²3d®4p®5s² ?…

A:

Q: Refer to the group of elements for the following questions. Arrange the following according to the…

A: 1. As we move across the period size decreases. So d block elements are lower in size comapred to P…

Q: Which element has 1 valence electron and 3 energy levels

A:

Q: m largest to smallest atomic radius (that is, their physical size). Of the elements available in…

A:

Q: On the basis of periodic trends, choose the larger atom in each pair (if possible): Match the items…

A: As we go down the periodic table, electrons are added to the higher energy level (n). n value…

Q: What is the correct condensed electron configuration for tellurium? a) (Ar]5s24dA05p4 O b)…

A: Given,  The correct condensed electron configuration for tellurium is :

Q: Why does phosphorus have a larger first ionization energy than sulfur? Select all that apply. O The…

A: Ionization energy is defined as the amount of energy required to remove the most loosely bound…

Q: II. Which of the following isoelectronic (same number of electrons) ions is the largest. Be able to…

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

Q: Between Li and K, the element with the more negative (more exothermic) electron affinity is Between…

A: Answer:Electron affinity is always inversely proportional to the size of the element.In between…

Q: . Describe the periodic trends for ionization energy. A) First ionization energies increase from…

A: Determine periodic trend of the given properties.

Q: 3. Consider the various trends seen in the periodic table to answer the following questions. Circle…

A: Size decreases as we move along the period.Size increases as we move down the group.Ionization…

Q: 19) In what block, group, and period on the periodic table can the atom with a 1s22s22p…

A: In periodic table from the electronic configuration of an element one can determine the block, group…

Q: The atomić nilm a) 19 b) 26 c) 33 d) 36 Which electron configuration represents the atom in Period 2…

A: Applying basic concepts of periodic table.

Q: Which of the following about ionization energy (IE) is false?    a) For the element Si, 5.IE is…

A: To identify the false statement among the given ones.

Q: Determine what elements are denoted by the following electron configurations:   8) 1s22s2 2p6…

A: The question is about to determine the Elements from the given Electronic Configuration -

Q: explain why there are 14 members of each f block series

A: no. of orbitals in f block series: 7 in f orbitals, we can can have maximum of 14 electrons

Q: Question 32( state the trend and explain why Explain the 2 trends of atomic radius in the periodic…

A: Concept - The periodic table is a tabular display of the chemical elements. Major periodic trends…

Q: An atom with an outer configuration of 2s2sp3 is classified as a ____.     Non-metal     Metalloid…

A: The  process of distribution of electrons in shell and sub shell using hund’s and Pauli rule is…

Q: 23. Which of the following orbital diagrams shows a violation of Hund's rule and next to it, explain…

A: Answer:According to Hund's rule during the electron filling in a subshell first of all one electron…

Q: fodic table where the following elements appear. (a) Elements with the smallest values of Eg…

A: Below I have shown all the trends along the periods and groups in the periodic table.  Note-: Please…

Q: Based on their electron configuration, justify which of the following ions has longer ionic radius.…

A: The ionic radii depends on following properties-  1) down the group in the periodic table ionicn…