The presence of water causes the blue coloration of anhydrous copper (II) sulfate. Hydrated copper(II) sulfate exhibit only efflorescence property.   Select one: only the second sentence is correct  only fist sentence is correct first and second sentence are correct neither first nor second sentence are correct

Q: Draw what happens as the approaching atoms begin to repel, slow down, and ultimately move apart.

A: The following picture given in next step is molecular level picture which illustrates that what…

Q: Consider the equilibrium constant below. Which of the following reactions matches this equilibrium…

A: The equilibrium constant can give the ratio of the concentrations of reactants and products…

Q: Question 6. What is the unit for ionic strength?

A: Ionic strength: The amount of ion concentration in the solution is the ionic strength of the…

Q: Which of the following compounds are IONIC? *Select all that apply.* NaCl Potassium Oxide…

A: Ionic bond are formed by the give and take of electrons. They are formed between a metal and a non…

Q: Polarity of a molecule is important because polar molecules have different behavior and…

A: Polar molecules are soluble in water and non polar molecules insoluble in water.

Q: Alloys have numerous advantages in industrial applications. Which combination of metals is…

A: A metallic substance composed of two or more metals is alloy. Here we have to tell which metals…

Q: Use the References to access important values if needed for this question. What is the name of the…

A: To name the cyclic compund , we have to see the number of carbon atom present in the cyclic ring .…

Q: Which of the following are correct formulas involving the polyatomic ion sulfite? Select all that…

A: Sulphite have formula SO32- So we have to find all having polyatomic sulphite.

Q: This ion is a(n)

A: If an atom gains one electron then it becomes X-1. Here, the configuration of Ion is 1s2 2s2 2p6 3s2…

Q: Compare the similarity and the differences between Carbon, Nitrogen, Oxygen, Phosphorus, and Sulfur…

A:

Q: Select the number of electrons that each atom needs to gain or lose to be consistent with the octet…

A: Every element tries to have nearest inert gas configuration. If outermost shell has >4 electrons…

Q: 24. A group II element will form an ionic bond by ionizing into a +2 cation.   Group of answer…

A: Let us consider a group II element i.e. Mg.

Q: Blank 1 are alkali and alkaline earth metals (primarily calcium, magnesium, potassium, and sodium)…

A: A question based on biological importance of chemical elements that is to be accomplished.

Q: Draw the electron configuration for a neutral atom of iron. energy

A: The atom given is iron i.e. Fe.

Q: Draw the electron configuration for a neutral atom of chlorine

A: The elementary part of an atom are electron, proton and neutron, where proton and neutron reside in…

Q: List out the chemical formulas for the compounds: - hydrofluoric acid (include a phase label -…

A:

Q: Activation energies will be greater than the heat of reaction in endothermic reactions that involve:…

A: Endothermic process: In an endothermic response, the items are higher in energy than the…

Q: why electronegativity and ionization energy have the same way in the periodic table trend

A: Electronegativity and ionization energy have same trend in periodic table , they increases from left…

Q: 26. When a mixture of hydrogen and bromine is maintained at normal atmospheric pressure closed…

A:

Q: What is the theoretical basis for the observation of electron spin resonance (ESR) and how does it…

A: Introduction:Electron spin resonance (ESR), also known as electron paramagnetic resonance (EPR), is…

Q: er:

A: The charge on the monoatomic ion is determined by its tendency to gain or lose electrons from its…

Q: 1) Explain why there is not a semiochemical where both species are negatively affected.

A: The charged species can be identified by the presence of a positive or negative region of electron…

Q: Why wouldn't be useful to just call any compound made from iron and sulfur " iron sulfide"? What…

A: Applying concept of IUPAC nomenclature of inorganic compounds.

Q: In an ionic compound __________. (Select all that apply.)     the number of cations equals the…

A: Ionic compound are those compound which are formed by the transfer of electrons.

Q: 11. Compounds such as Na Cl whose atoms are held together by ionic bonds. 12. The chemical bond…

A: Given question related to different properties of molecules.

Q: Identify the compones in this list that are ionic.select all that apply . Pbr3 SrO CsOH SO3

A: Applying concept of ionisation of given molecules.

Q: When one equivalent of HBr is added to an alkyne, the product...

A: Above reaction is given below.

Q: Which of the following atoms do NOT have 5 valence electrons? Select all that apply

A: The electrons present in the outermost shell of an atom are called as valence electrons. These…

Q: An atom that is being reduced will have A) Fewer bonds B) Fewer lone pairs C) Fewer bonds to less…

A: Reduction refers to the decrease in oxidation number Or gain of electrons.

Q: What is the relationship between bond length and bond strength in covalent compounds?

A: The bond length refers to the distance between the nuclei of the bonded atoms in a covalent…

Q: An ionic bond is formed between what two types of elements? Answer format: "_ and In an lonic…

A: When electrons are transferred from one element to another element, ionic bonds are formed.

Q: List and describe physical properties that can be used to determine whether or not a substance is…

A: Ionic compounds are those in which the constituent particles are electrically charged ions. So they…

Q: Please correct answer and don't use hend raiting

A: Certainly! In a chemical reaction, a reducing agent is a substance that donates electrons to another…

Q: Upload a drawing of a graph showing the change in potential energy (on the y-axis) as two molecules…

A: First of all both the fluorine and chlorine molecules consist of highly electronegative atoms of…

Q: Question 19 What is the electron geometry if you have 2 electron groups around the central atom?…

A: The three-dimensional arrangement in which the electrons or atoms are placed around the central atom…

Q: Why do molecules of Florine attract each other?  (get close together and stick)

A: Intermolecular forces can be defined as the forces that exist between two or more than two…

Q: The following Lewis diagram represents the valence electron configuration of a main-group element.…

A:

Q: A compound such as sodium nitrate that exists almost exclusively as separate ions when it dissolves…

A: Sodium nitrate (NaNO3)  dissolves in water and in solution it exists exclusively as separate ions.

Q: Draw the Lewis electron dot diagram for element galliu

A: Lewis electron diagram shows the valence electrons which surround the atom itself.

Q: Interpret Lewis symbols for atoms and ions. (a) How many dots are there in the Lewis symbol for P…

A: The Lewis structures are diagrammatic representations which indicate how the valence electrons are…

Q: INSTRUCTION: Practice and apply the rules in Formula Writing by filling in the table below. It is…

A: Different type of metallic Elements combine with non Metallic Elements to give different type of…

Q: Which of the following are correct formulas involving the polyatomic ion sulfite? Select all that…

A: From given polyatomic ions to check the correct one know first the valency of ions.  Sulfate ion has…

Q: Question:- why do Chloride atoms form ions under biological conditions while other atoms (for…

A: According to octate rule all atoms wants to fill up the octate i e.wants to fill the valance cell by…

Q: Ic (N)

A: (1) When potassium arsenate is treated with iridium Penta hypochlorite then potassium hypochlorite…