Which pair of charged particles would feel the second most electrostatic repulsion? -9 -5 +10 +5 +100 -100 II III IV

Q: Pb2+ SO42- = PbSO4 2+ and 2- cancel each other out. Pb2+ Cl- = PbCl2 Where does the 2 from Cl2 come…

A: In PbSO4 the valency of lead and sulfate are +2 and -2, hence they cancel out each other. The…

Q: Q4. Consider the table Ion lonic radius (nm) S Li* 0,06 +13,4 2+ Ca 0.099 -53.1 (a) Why values of S…

A: Interpretation -  According to given table values to tell about -  To tell about why Som  for the…

Q: Calculate the attraction and repulsion force between a pair of Ba2+ and S2- ions. Assume the ionic…

A: Given :   A pair of Ba2+ and S2- ions are having ionic radius  0.143 nm and 0.174 nm respectively.…

Q: Which element is the most metallic? F Au Fr Li   What helps particles move?  Kinetic Molecular…

A: First group elements are most metallic character.  so lithium (Li) is correct option.…

Q: Predict the larger ion in each of the following pairs. (a)   Rb+ or Sr2+     _________rubidium…

A: Atomic radius trends in periodic table:Atomic radius decreases (caused by the number of protons and…

Q: K (s) + Br₂ Br₂ (8) K (s) + Li (s) ca (s) F2 (g) → N₂ (8) + N₂ + Cl₂ (8) Na + 02 (9) (s) Al (s) +…

A: By using periodic table concept we can complete the reaction as follows

Q: Which of the elements listed below would have atoms with the highest electronegativity? * O Arsenic…

A:

Q: Using Coulomb's law to predict trends in lattice energy:  E = kQ1Q2 / r ∝ QcatQan / IRcat + IRan…

A: Lattice energy is defined as the amount of energy required to separate one mole of an ionic solid…

Q: How many grams of gaseous MgCl, are needed to give the same electrostatic attractive energy as 0.5…

A: The ionic bond will be generated through the electrostatic attraction force between the species…

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

A:

Q: Arrange these ions according to ionic radius. Largest radius Smallest radius Answer Bank F N3- 2+…

A: Ionic size increases with addition of electrons and decreases with removal of electrons.

Q: Which of the elements listed below would have atoms with the highest electronegativity? * O Calcium…

A: In a molecule, some electrons ar shared between the atoms creating up the molecule. the flexibility…

Q: Which one of the following is an ion? Group of answer choices NaCl He 14C B3+

A: An ion is a chemical species, where the number of electrons is not equal to the number of protons,…

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

A:

Q: Which of these species is the largest? -- Cl⁻ K⁺ Ar

A: Cl-, K+ and Ar are isoelectronic species. That is the species have equal number of electrons. All…

Q: P3- has a smaller ionic radius than K*. True O False

A: P3- ha smaller ionic radius than K+ False Electron configuration of P= 1s22s22p6 3s² 3p³ Electron…

Q: Arrange the following ions in order of increasing ionic radius: iodide ion, cesium ion, telluride…

A:

Q: what is the possible negative ion for the following positive ions? Mg2+ , Ca2+ , Cs+ , Sr2+

A: The chemical compound must have a net charge of zero that means the net charge of positive ions and…

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

A: Atomic size decrease as we move along the period.Atomic size increases as we move down the…

Q: List the charge obtained by the following elements when they form ions: F Al P Ca…

A:

Q: HyC 1| Br

A: The given molecule is represented as follows:

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

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

Q: Using the periodic table as a guide, predict the chemical formula and name of the compound formed by…

A: Since we answer only 3 subparts, we'll answer the first 3. Please resubmit the question and specify…

Q: What is the charge of hydrogen in the inorganic acid? * O Positive O Partially positive O Negative O…

A: The more electronegative atom has partial negative charge and less electronegative atom has partial…

Q: sometimes +2, sometimes +3 +2 What is the charge of Fe in Fe3(PO4)2? +2.5 +3

A:

Q: Part A The cation NH4+ with each of the following anions: HSO3 and C103 Express your answers as…

A:

Q: Use Coulomb's law to calculate the energy in aJ of the following ions to their equilibrium ion-pair…

A: Coulomb's law: The energy when ions to their equilibrium ion-pair separation distance is given by  E…

Q: A neutral object is sketched below, in black and white. There are positive move around. Now suppose…

A: Like charges repel each other, whereas unlike charges attract one another.A neutral item has an…

Q: Rank the following five ions in order of decreasing radius. Use the periodic table as necessary.…

A: Atomic radius: The atomic radius of an element decreases as we move from left to right in a period…

Q: Which of the following ions has the largest radius?      Br-     S2-     B3+     Mg2+…

A: Which ion has largest radius ? Answer of this question is given below with explanation.

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

A: To solve this problem we have to arrange the atoms or ion in decreasing size .

Q: Which ion is incorrect? O 02 O K+ O Sr2+ 0-2 O Mg2+ S3-

A: We have to identify the incorrect ion.

Q: Arrange the ions from largest to smallest. Br Mo6+ Rb+ Se²- Largest ionic radius Smallest ionic…

A: To solve this problem we have to identify the ionic radius of the given ions .

Q: A CCH5 COONa + Na OH CaO what is x?

A: Sodium benzoate on heating the mixture of sodium hydroxide (NaOH) and calcium oxide (CaO) gives…

Q: of 44 > In the given three-dimensional molecular structure, the differently colored spheres…

A: The molecular formula is an expression that defines the number of atoms of each element in one…

Q: 9A Complete the figure below. NBS ROOR A H -Na B Na Na

A: The objective is to determine the product of the reaction.

Q: 2 Ranking from the highest to lowest boiling point is as follows: MgCl2>NaCl>Na>Cl2 Can someone…

A: ✓MgCl2 have more ionic character than NaCl have so it have more electrostatic force of attraction…

Q: Using the periodic table as a guide, predict the chemical formula and name of the compound formed by…

A: Chemical formula : it is a way of presenting information about chemical proportions of atoms . Rules…

Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.