Why does anions are more polarizable than cations?

Q: The interhalogen compound BrF3 is a volatile, straw-colored liquid. The compound exhibits…

A: The BrF2+ ion has 7 + 2(7) - 1 = 20 valence-shell electrons. The number of valence-shell electrons…

Q: What is electron-domain geometry?

A: Electron domain geometry is a 3D structure of a chemical species, which is based on the total number…

Q: plain why the mobility on an ion might increase with ionic radius even though the mobility is…

A:

Q: What type of lattice is shown? a = b 0 = 60° a. rhombic O b. hexagonal c. square O d. parallelogram

A: Given lattice,

Q: Determine the theoretical density for Ti element, which is HCP structure, atomic mass 47.867 g/mol,…

A: For HCP structure of titanium, Ti, the relationship between radius and edge length is - a = 2R Here,…

Q: What is graphene? Why is graphene unique?

A: Graphene is an allotrope of carbon. The carbon atoms in the graphene structure are present in a…

Q: onsider peroxynitrite (chemical formula: ONOO−), a structural isomer of the nitrate anion. It is…

A: The structure of a compound guides its bond lengths, bond angles, and other properties.

Q: It might seem that a square-planar geometry of four electron domains around acentral atom would be…

A: Square planar geometry is arises when there are four bonds and two lone pairs on the central atom in…

Q: 5. Considening your answers to the previous three questions, explain why CO, is not bent? 6. Explain…

A: 5) Carbon has 4 electrons in its outermost shell and needs four electrons to complete its octet.…

Q: Mixing SbCl3 and GaCl3 in a 1;1 molar ratio (usingliquid sulfur dioxide as a solvent) gives a solid…

A: (a)

Q: The thiocyanate ion, SCN‒, can form bonds to metals through either S or N (see Problem 5.23). What…

A: Ligand can be defined as the species that can donate electrons to metal. For example ammonia,…

Q: Which of the following compounds is likely to be nonplanar (not planar)?

A: Aromatic compounds are cyclic, conjugated and planar molecules.  Aromatic compounds are -  Cyclic…

Q: Which of the following best describes the shape of the sulphite ion, SO? A Trigonal planar B…

A: A multiple choice question based on molecular geometry, whowh is to be accomplished.

Q: 8.13 In which of the following states would NaCl be electrically conducting: (a) solid, (b) molten…

A: In which of the following states would NaCl be electrically conducting has to be given.

Q: Explain X-Ray Crystallography?

A: Concept Introduction: X-ray crystallography is a method used for determining the atomic and…

Q: What is the hybridization state of the Beryllium in BeCIBr? And is this a polar or nonpolar…

A: According to the valance bond theory the covalent bond is formed by the sharing of unpaired…

Q: Which of the following statements is/are correct?            l. Water is good at dissolving ions…

A: We need to determine which of these points given are  true about solvent property of water.

Q: Why does structure formation in nature rely occur on the nanoscale?

A: In this question we have to select one option according to structure formation in nature rely occur…

Q: Describe in detail, using the concept of polarization, determining which compound will be more…

A: (a) BeO is more covalent in nature than MgO. In both the compound, oxygen is common, hence the…

Q: Water (H₂O) and carbon tetrachloride (CCl4) are liquids at room temperature. Since one is polar and…

A: We can solve this question using the concept " Like Dissolves Like" Here we know that Water is polar…

Q: which etement would have कह षननना ०कमीद्वपहळंदे of LAr] 3 d2for itd 34 ion ņ Enter the element…

A:

Q: Give a clear handwritten answer of this question given below

A: Types of bonds  1. Ionic bond:  It is formed due to transfer of electrons  A bond between…

Q: Based on the radius ratio rules what is the predicted (i) coordination number and (ii) geometry of…

A: The compounds given are (a) KBr and (b) MgTe.

Q: 191. Which of the following period 3 chlorides would be expected to have the highest melting point?…

A: The given period 3 chlorides are,

Q: Magnesium oxide (MgO) is an inorganic compound that occurs in nature as the mineral periclase. The…

A: Given data: q= 1.6 x 10-19 C K0 = 9 x 109 Vm/C Atomic radii of Mg (RMg ) = 0.16 nm Ionic radii of Mg…

Q: Based on the radius ratio rules what is the predicted (i) coordination number and (ii) geometry of…

A:

Q: 8) Which molecules or molecule from the list below is or are polar?

A: Which molecules among the following H2Se, CCl4, SeO2, NF3 & IF3  is/are polar = ?

Q: Which has the smallest radius of the following? O Mn O Mn 2+ Mn 3+ jes.

A: As the positive charge increase on element radius decreases due to increase in  nuclear charge. So,…

Q: If PF3 is covalent, state its structure using the VSEPR model, and if the molecule is polar or…

A: PF3 is a covalent compound which is formed by sharing of electrons between the phosphorus and…

Q: Why carbon does have a larger tendency of catenation than silicon although they have same number of…

A: To explain why carbon has a higher tendency of catenation than silicon even after both have the same…

Q: MCQ 139: The arrangement of CH, molecules are A. lincar B. tetrahedral C. hexagonal D. trigonal

A: The arrangement of methane molecules are in

Q: 3. Calculate the radius of tantalum atom, given that Ta has a BCC crystal structure, a density of…

A: Density =16.6 gcm-3let length of the edge=a cmNumber of atoms per unit cell,Z=2(bcc)Atomic…

Q: GaAs is a compound semiconductor commonly used for LEDs. Talk about the chemical bonds and crystal…

A: Gallium arsenide(GaAs) is used to make LED thats because it makes PN junctions in a very efficient…

Q: The attractive force between a pair of Sr2+ and O2- ions is 1.52 x 108 N and the ionic radius of O2-…

A:

Q: The tetragonal and hexagonal crystal systems produce the crystal form. O Tetrahedron Scalenohedral O…

A: Here option 'b' is correct option. 1. Tetrahedron will not be correct option as it forms with a…

Q: What is the role of polarization in the formation of dipole?

A: Polarization is a property applying to transverse waves that specifies the geometrical orientation…

Q: what are the crystal structures of K2PtCl6, [Ni(H2O)6], [SiF6], CsCN

A: To determine the crystal structures of: 1) K2PtCl6, 2) [Ni(H2O)6] [SiF6], 3) CsCN

Q: Dispersion forces occur, because at any moment the electrons are unevenly distributed in an atom.…

A: London dispersion forces are weak intermolecular forces and are considered van der Waals forces.…

Q: Define about Nonbonding orbitals & antibonding orbitals  ?

A: Answer  About non bonding orbitals and anti bonding orbitals…

Q: Why oxygen molecules are considered to be paramagnetic?

A: Electrons not only go around the atom in their orbitals, they also spin, which creates a magnetic…

Q: Distinguish between the two allotropes of carbon.

A: Allotropes are different forms of an single element. Carbon two forms  Are Graphite and Diamond

Q: The best explanation for the fact that diamond is extremely hard is that diamond crystals A. are…

A: Diamond is actually allotrope form of elemental C. In its structure each C is bonded to 4 other C…

Q: 8. The polarizing power of Group II elements thermal stability of their compounds down the group and…

A:

Q: Explain history ,structure,properties ND structure of graphene

A: Graphene is an one of the allotrope of carbon. It exists as a two dimensional planar sheets.

Q: Is XeOCl4 polar or non polar and please explain why.    Is SO4 2- polar or non polar and please…

A: The number of electrons in the outermost shell of Xe, O and Cl atom are 8, 6 and 7 respectively.…

Group 14 Elements

The following elements come under group 14 of the periodic table.