While O2 is a colorless gas, liquid O2 is blue. Explain this interesting feature of liquid O2. Suggest how liquid O2 can be used to demonstrate the magnetic property of dioxygen molecule.

Q: Complete and balance the following:(a) N₂(g)+ Al(s)→(b) PF₅(g) +H₂O(l)→

A: Balancing of the equation means that : number of atom on reactant side = number of atom on product…

Q: Explain the challenges encountered in drawing a valence bond diagram for the average nitrate ion.

A: These hybrid orbitals, mix with orbitals of other atoms, and structure is drawn. Here in nitrate…

Q: Use VSEPR theory to predict the geometry and hybridization of a molecule of each of the following…

A: Use VSEPR theory to predict the geometry and hybridization of a molecule of each of the following…

Q: Calculate the maximum wavelength of radiation that could have sufficient energy to effect the…

A: To find out the maximum wavelength of the radiation which will have sufficient energy to dissociate…

Q: Based on its molecular orbital diagram, is peroxide ion O22-  paramagnetic or diamagnetic?

A: Given,  Based on its molecular orbital diagram, is peroxide ion O22-  paramagnetic or diamagnetic ?

Q: How the ns2np5 configuration accounts for halogen reactivity with metals

A: The reactivity of halogens with metal has to be explained.

Q: On heating a crystal of KC1 in potassium vapour, the crystal starts exhibitinga violet colour. What…

A: F-centres are the anion vacancies engaged by free electrons as in alkali metal halides.

Q: Explain the relationship between the number ofelectrons in the halogen and the boiling point.

A: Halogens are electron rich. On moving top to bottom in the group, the number of electrons of an…

Q: How do the acidities of aqueous solutions of Tl₂O and Tl₂O₃ compare with each other? Explain.

A: Concept introduction: Acidic substance are those substance which has pH is lower than 7. Basic…

Q: Draw the structural formula of bis(dimethylglyoximato)nickel(II) and describe the type of…

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Q: Complete and balance the following:(a) As(s) +excess O₂(g)→ (b) Bi(s) excess +F₂(g) →(c)…

A: The balanced equation is an equation representing a chemical reaction, which has the balanced mass…

Q: group 1 elements with that of group 2 on the basis of the following:…

A: Basicity of group 1and group 2 elements are discussed below.

Q: Give the molecular shape around the boron atom in BCl 3 and the nitrogen atom in NCl 3 and explain…

A: The molecular shape around the boron atom in BCl 3 and the nitrogen atom in NCl3 has to be given,

Q: Discuss the following structure of AB2 and ABO3 type oxides in detail with proper diagrams and…

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Q: Explain Borane (BH3) ?

A: Trihydridoboron, also known as borane or borine, is an unstable and highly reactive molecule with…

Q: How would you account for the following observations: (i) Phosphorus has a greater tendency for…

A: In case of nitrogen, being smaller size and it contains 1 lone pair, due to which N-N bond will…

Q: Use the VSEPR model to predict the structure of the cyclicion P₃O₉³⁻

A: VSEPR theory is used to predict the geometry of molecules around the central atom with its bonding…

Q: Complete and balance the following:(a) Excess Sb(s) +Br₂(l)→ (b) HNO₃(aq)+ MgCO₃(s)→ (c)…

A: Reactions in which the no of atoms of reactants and the products are equally balanced on the…

Q: Provide two aspects that need to be fulfilled when you look at the structure of a dye made by diazo…

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Q: Mercury(I) chloride and all other Hg(I) salts are diamagnetic. Explain how this can be true.

A: A substance is said to be diamagnetic if it's atoms have net dipole moment is zero .

Q: The reaction of calcium hydride, CaH2, with water can be characterized as a Lewis acid-base…

A: In the given chemical reaction of calcium hydride with water: The ions are separated as: Here, the…

Q: Describe the hybridization and the bonding of a silicon atom in elemental silicon.

A: Silicon is a group 14 element and it has the four valence electron. Hence it will form 4 covalent σ…

Q: Explain why SO2 is used as a reducing agent but SO3 is not

A: The process in which a species undergoes the loss of electrons is defined as oxidation, whereas the…

Q: Ozone and oxygen are examples of: O Isotope O All of the above Isobar Allotrope

A: Isotope: same atomic number but different mass number Example: isotopes of Hydrogen are 11H, 21H,…

Q: Compare and contrast the chemistry of group 1 elements with that of group 2 on the basis of the…

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Q: What is the process of separation of potassium iodide to get elemental iodine and potassium…

A: Please find your solution below : Potassium iodide is the most common mode of add in iodine to the…

Q: Illustrate the  Relationship among Boiling Points, Dipole Moments,and Polarizability of Some Binary…

A: To illustrate the relationship between the boiling points, dipole moments, and polarizability of…

Q: Account for the fact that LiF and CsI have low solubility in water whereas LiI and CsF are very…

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Q: Explain the following :(a) The enthalpies of atomization of transition metals are quite high.(b) The…

A: a. The effective nuclear charge is large and high number of valence electrons of transition elements…

Q: How do the acidities of the aqueous solutions of the alkaline earth metal ions (M 2+ ) change in…

A: An atom is composed of three main sub-atomic particles; electrons, neutrons, and protons. The atomic…

Q: How are the shapes of PBr3 and BBr3 different?  What is the reason for the difference?

A: Given Molecules PBr3 BBr3 Shapes of Molecules = To be determined

Q: For the elements of groups 13 to 17 of the second period, how can they complete their valence layer?…

A: The electrons in the outermost principal energy level of an atom that can participate in formation…

Q: . For each of the following, draw the Lewis structure, predict the ONO bond angle, and give the…

A: (a) The Lewis structure for NO2 can be drawn as follows, From the above structure, In NO2 , there…

Q: For each of the following molecules, write a Lewis structure, predict the molecular structure…

A: So we’re going to determine Lewis structure, molecular structure ,bond angles, and hydra orbitals…

Q: What is the molecular shape of CO2 ?

A: Given :-  CO2    (carbon dioxide) To be determined :-  molecular shape of carbon dioxide

Q: Using Wade's rules, derive the structure of a hypothetical heteroborane with the molecular formula…

A: According to Wade's rule, the structures of heteroboranes are classified on the basis of the…

Q: The chemical properties of the metallic elements can be considered as arising from the ability of…

A: Group 14 contains carbon,silicon,germanium,tin  lead.

Q: Analyse the progress and assesses Solvay process for the production of sodium carbonate as an…

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Q: What is the hydrization of the carbon atom in phosgene, Cl2CO? Give a complete description of the σ…

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Q: Ionic hydrides are primarily compounds of hydrogen and nonmetals, in which the bonds are evidently…

A: Ionic hydrides are primarily compounds of hydrogen and nonmetals,   The above statement is not fully…

Q: Phosphine is a colorless toxic gas. It is a hydride of phosphorus. The chemical formula of this…

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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.