Which of the following correctly ranks the ions Ca2+, S2–, K+, Cl–, and H+ in order of increasing size

Q: 15) Which has the lowest ionization energy? A) H(1s¹) B) H(2p¹) C) He+(3p¹) D) He(1s¹2p¹) E) He(1s¹…

A: A question based on atoms. 5 atoms with different electronic configurations are given from which the…

Q: gallium: [Ar]4s²3d104p' inner electrons: 28 3 outer electrons: Incorrect Incorrect 3 valence…

A: ->Outer electrons are electron in highest value of n. ->valence electrons are involved in…

Q: Arrange the following in order of increasing ionic size: Na+, P3-, Sr2+, O2-, F-, Al3+ Group of…

A: From the given ions, Strontium belongs to 4th period and must have a greater size. So none of the…

Q: Re-order each list in the table below, if necessary, so that the atoms or ions in it are listed in…

A: Size decrease as move across  period from left to right. Size increases as we move down the group.…

Q: D Question 26 Which of the following correctly lists ions in order of increasing size? (smallest to…

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Q: Which ion is expected to be the largest? Multiple Choice O Ca2+ s2- K+ CIT

A: The objective of the question is to identify the ion which is largest.

Q: e-order each list in the table below, if necessary, so that atoms or ions I, Cl, Br B, Li, C 2+ B,…

A: Atomic radii :- Atomic radii is the distance between the center of nucleus of atom and…

Q: Arrange the following isoelectric ions in order of increasing size (i.e., smallest to largest):…

A: The atomic sizes are different for isoelectric ions and in this isoelectric ions the cations have…

Q: Which pair of charged particles would feel the most electrostatic repulsion? +10 -5 +100 -100 II III…

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Q: Choose the electron configuration which does not obey the Aufbau Principle.

A: Given : electronic configuration Tip: first fill lower energy subshell then higher energy subshell.

Q: Is it possible for the number of Nat and K+ ions to be the same if No= 103 and Ko= 15? Explain %3D

A: The sodium and chloride ion concentrations are lower inside the cell than outside, and the potassium…

Q: Which of the following expressions comparing the relative sizes of the species is TRUE?   Question…

A: We know that the atomic radius increases in group while decreases in period because of shielding…

Q: Lithium is much more likely to exist as a cation than fluorine because fluorine is a gas and lithium…

A: Ionization energy (EI): When an electron is removed from the outermost shell of an isolated gaseous…

Q: 13. Below, the ionic radii of several ions are shown relative to the radius of neutral atoms of the…

A: Answer:The distance between the center of the nucleus and the outermost electron is known as the…

Q: Re-order each list in the table below, if necessary, so that the atoms or ions in it are listed in…

A: Size of anion is always greater than its own neutral atom.

Q: If Rb forms an ion, what is the most likely charge? Group of answer choices +2 +1 +3 -2 -1 -3

A: The atomic number of rubidium (Rb) is 37. The position of rubidium in the periodic table is in…

Q: Which of the following sets of cations is in order of increasing ionic radii.   Li+ < K+ < Ba2+ <…

A: Among the given ions, Li+, K+ and Cs+ are in IA Group (alkali metals). As per periodic trend, In…

Q: element ionization energy nitrogen (Choose one) ♥ arsenic |(Choose one) gallium |(Choose one)…

A: list in order of ionization order--

Q: Re-order each list in the table below, if necessary, so that the atoms or ions in it are listed in…

A: We have to arrange the atoms and ions in order of decreasing size

Q: order each list in the table below, if necessary, so that the atoms or ions in it are listed in…

A: Atom is made up of electrons, protons and neutrons. In an atom, there is nucleus at the centre and…

Q: 1. The potassium ion Kt is isoelectronic with which of the following? a) 02- b) F- c) S2- d) Na + e)…

A: Isoelectronic species means same number of electron present in both the elements. K+ and S2- are…

Q: Which of the following species has the largest radius? Group of answer choices O2- S2- Na+ Cl- K+

A: Left to right in the periodic table, atomic size is decreases. Up to down in the periodic table,…

Q: Re-order each list in the table below, if necessary, so that the atoms or ions in it are listed in…

A: Atomic radii :- Atomic radii is the distance between the center of nucleus of atom and…

Q: atoms or ions Ar, S, S 2- Si, Cl, S Br, I, F of decreasing 0,0,0 0,0,0 0.0.0

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Q: v RbNO3 + v BeF2 v Be(NO3)2 + RbF

A: The given reaction is, RbNO3 + BeF2  ---&gt;  Be(NO3)2 + RbF

Q: In which of the following sets do all species have the same number of protons? 1) Br, Br^-, Br^+ 2)…

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Q: Which of the following ions has the smallest size? (a) Cl- (b) F- (c) Al3+ (d) Na+

A: Since,As we move from left to right in a period then size decreases .But when we move from top to…

Q: Order the following sets of five atoms and ions according to increasing size: ("1" smallest and "5"…

A: The given anions and cations are - - &gt;  F- , H- , Be2+ , Li+  , Cl-   When an atom looses its…

Q: -order each list in the table below, if necessary, so that the atoms or ions in it are listed in…

A: -&gt; In isoelectronic species if positive charge increases then size decreases. -&gt; In…

Q: Which of the following is correct for increasing radius? a) l- < Br- < Sn+4 < Ni+2…

A: The correct order for increasing radius has to be determined

Q: Part 1: Metal Ion Color/other observations Unknown Ba*2 - barium ion Co - cobalt ion Cu" - copper…

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Q: Which atom in each group (I and II) has the smallest atomic radius? (1) Ca, Ti, Br (11) O, S, Se O…

A: Correct option is B. As we are moving from top to bottom atomic radii increase because of increase…

Q: Cl, Br, Se   Which atom has the highest IE1?    Cl    Br    Se   Which atom has the lowest IE1?…

A: Ionisation energy is the minimum energy required to remove one valence electron from it's most outer…

Q: Re-order each list in the table below, if necessary, so that the atoms or ions in it are listed in…

A: In a group top to bottom atomic size increases as number of shells increases.  Along a period from…

Q: Re-order each list in the table below, if necessary, so that the atoms or ions in it are listed in…

A: Size decreases as we move along the periodSize increases as we move down the groupSize of anion is…