only iodine forms the heptafluoride but bromine and chlorine gives only pentafluorides.Why?

Q: Gnraphite and iodine are non-metals but they shine. Explain it withlsuitable yeasons.

A: Periodic table mainly consists of metals, non metals and metalloids. Metals are present on the left…

Q: In group 16, the stability of +6 oxidation state decreases and that of +4 oxidation state increases…

A: The distribution of electrons in an atom can be shown with the help of electronic configuration. The…

Q: One similarity between B and Si is the explosive combus-tion of their hydrides in air. Write…

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Q: Arsenic forms binary compounds with Cl and with Mg. Will it be in the sameoxidation state in these…

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Q: Write detailed answers to the following. a. Discuss the structure of diborane. b. Explain how…

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Q: On descending the group, the enthalpy of formation becomes less negative for the fluorides but more…

A: Enthalpy of formation is defined as the energy required to form compounds from their respective…

Q: Explain group 17

A: Group 17 involves Halogens with namely fluorine (F), Chlorine (Cl), Bromine(Br), Iodine (I) all…

Q: write a brief note on interhalogen compounds.

A: Halogens are the five elements present in the periodic table. These are F, Cl, Br, I, and At. All…

Q: 2) Does sodium hypochlorite react with either acetic acid and/or sodium hydroxide? If so, write out…

A: Sodium hypochlorite is sodium salt of hypochlorous acid. It is used as bleach.

Q: a. A group 1 metal only forms one oxide (MO) with oxygen. The oxide that is formed will not produce…

A: "Since there are multiple sub-parts in this question and it is not mentioned that which one has to…

Q: Draw the structure and method to produced of all allotropes phosphorus.

A: Allotropes :  It is the property by the virtue of which a chemical species can exists in two or more…

Q: Explain the strength of the bonds in the metal carbonyls considering the orbitals involved. What is…

A: Carbon monoxide CO is a neutral unsaturated ligand capable of forming bonds with metal. Compounds of…

Q: Since the rate of ozone destruction depends on [Cl], can Cl be considered athe catalyst for the…

A: The given statement is, since the rate of ozone destruction depends on [Cl], can Cl be considered a…

Q: Which of the following reactions is/are less likely to occur under thermal condition? に II II IV A.…

A: Selection Rules

Q: Which chromium species will disproportionate in acid and base?

A: Given is the Frost diagram for Cr species. In a Frost diagram, a line between two states is drawn,…

Q: d. If sodium bromide was used in the experiment in place of sodium chloride, state and explain one…

A: Introduction The addition or removal of electrons from the external circuit causes an exchange of…

Q: Gitenqueteophite indicate which, the Stronger muctee, ethoxide of ethomat Explain Joo fa both of.

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Q: Suppose you want to prepare elemental bromine from bromide using the dichromate ion as an oxidant.…

A: For the preparation of elemental bromine from bromide using the dichromate ion as an oxidant, the…

Q: Considering only electron density, will the following reaction occur?

A: Electron density factor is one of the important factors in determining the feasibility of a…

Q: Choose the species that is/are stable in an oxidizing environment at pH=2.

A: Given is the Pourbaix diagram for As species.

Q: What would be the value of AS for the following reaction in J/K?

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Q: Discuss the following with respect to lanthanides: (a) Electronic configurations  (b) Oxidation…

A: (a) Electronic configuration  Lanthanide shows the given general electronic configuration as:-…

Q: Why KMNO, is stored in amber colored bottles?

A: Amber coloured bottles have an ability to filter UV (ultraviolet) radiation thereby protect the…

Q: Explain laboratory preparation of carbon dioxide with figure

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Q: Give the outer electronic configuration of the different groups and the possible oxidation states of…

A: Outer electron configurations : it is the involvement of the electrons in the outermost electronic…

Q: Vanadium is a highly toxic metal, and vanadium compounds are potent poisons. What do you think is…

A: The sources of vanadium uptake for humans are foodstuffs like soya beans, buckwheat, olive oil,…

Q: Nickel and copper ores are generally sulfides, whereasaluminum ore is an oxide. Explain this…

A: An acid can be defined as a species that can accept electrons whereas a base can be defined as a…

Q: Methane does not react with chlorine in dark. Why?

A: Given: Methane does not react with chlorine.

Q: How is it possible stabilize hypochlorous acid, and is concentrated hypochlorous acid harmful to…

A: Hypochlorous acid (HOCl) is a weak acid, the chlorine atom is in +3 oxidation state in this acid.…

Q: What's the oxidation state of 'S' in NaHSO4?

A: Applying concept calculation of oxidation number by putting oxidation numbers of other elements.…

Q: It's important to note that MnO is an alkaline metal, whereas Mn207 is an acidic metal. Why? (ii)…

A: (i)  In transition metals , acidic nature of metal oxides Increases with Increase in their oxidation…

Q: In thymol blue, why does maleic acid produce a reddish color while fumaric acid is yellow?

A: The structure of maleic acid is as shown below: It is cis- isomer of butanedioic acid. The…

Q: Arrange the following hydrides in the order of acidic strength and justify theorder: PH3, AsH3, NH3…

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Q: In what kind of sulfur preparation is precipitated sulfur preferred? Why?

A: Precipitated sulfur is prepared by boiling sulfur and calcium oxide in water and then precipitating…

Q: Explain why fluorine is found only with the oxidation state of -1 or 0, while the other halogens are…

A: Fluorine in its elemental form has 0 oxidation state.

Q: Can HCl be used in the place of sulfuric acid to synthesize Alum? Why or why not?

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Q: Explain the following observations: HI cannot be prepared by treating NaI with sulfuric acid.

A: The given statement is " HI cannot be prepared by treating Na! with sulfuric acid".

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

A: VSEPR theory helps to determine the geometry of individual molecules from the number of electron…

Q: Explain the Simonini reaction with example.

A: Simonini reaction: The synthesis of aliphatic ester from two equivalents of silver carboxylate and…

Q: Although Be has less negative value of reduction potential compared to group 1 and the rest of group…

A: Given information,    Although Be has less negative value of reduction potential compared to group…

Q: Why do Iodine crystals cause carbon tetrachloride solutions to change its colors? And why it (iodine…

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Q: Speculate as to why carbon forms carbonate rather thansilicate analogs.

A: The d-orbitals are available for the elements that exhibit the principle quantum number of three or…