What is the valence electron configuration for the Group 3A elements? How does metallic character change as one goes down this group? How are boron and aluminum different? A12O3 is amphoteric. What does this mean

Q: How many types of boranes does boron forms?

A: Boranes are the compounds containing boron and hydrogen atoms. These types of compounds can be…

Q: Give the name and symbol or formula of a Group 3A(13) element or compound that fits each description…

A: Solution- Group IIIA elements are: Boron, Aluminum,Gallium ,Indium and Thallium. The general…

Q: What is the oxidation state of chlorine in the compound KClO3?            (A) -1           (B) +1…

A: Given compound is KCIO3 We know oxidation state of K =+1 Oxidation state of oxygen =-2 Oxidation…

Q: Oxygen forms double bonds in O2, but sulfur forms single bonds in S8. Why?

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Q: (a) What is the range of oxidation states shown by the elements of Group 5A(15) as you move down…

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Q: Write a balanced equation for each of the following: (a) A characteristic reaction of Group 1A(1)…

A: A balanced chemical equation contains equal number of atoms of each elements on both the sides of…

Q: The melting points of alkaline earth metals are many times higher than those of the alkali metals.…

A: Alkaline Earth Metals have two valence electrons while the alkali metals have one valence electrons.…

Q: Complete and balance the following direct union equations. а. К+ Brz b. Mg + 02 → С. H2 + Br2 > d.…

A: According to the Law of conservation of mass " all atoms of different elements must be equal on both…

Q: How are ionic hydrides formed?

A: Ionic hydrides are compounds that form between hydrogen and highly active metals, mainly with the…

Q: How many electrons does a halogen atom need to complete its octet? Give examples of the ways a Cl…

A: The number of electrons that are needed to halogen atom to complete its octet has to be given and it…

Q: What is hydridization of atom C(2)? N(16)? C(10)

A: Here, the hybridisation in the given structure is -

Q: In which state of the following compounds does nitrogen have the most positive oxidation state? O…

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Q: In some reactions, Be behaves like a typical alkaline earth metal; in others, it does not. Complete…

A: To find: Complete and balance the given equation and  Determination of reaction in which Be behave…

Q: Explain why the bond between B and Cl in the molecule BCl3  is shorter than would be expected for a…

A: Comparing a normal B-Cl bond with the bonds present in BCl3 shows that bond in BCl3 are stronger and…

Q: Write a balanced equation for the reaction of elemental boron with each of the following (most of…

A: In the balanced equation, the number of atoms in the left side equals to the number of the atoms in…

Q: Silicic acid, SiO2.xH2O(s), is a weaker acid than carbonic acid, H2CO3(aq). Write a balanced…

A: Chemical reaction is given by, Mg2SiO4 + 4CO2 + 2H2O  2Mg+2 + 4HCO3- + H4SiO4 Mg2SiO4 + 4H2CO3…

Q: Explain why CO 2 is a gas at room temperature but H 2O is a liquid

A: There are three states of matter: Solid state Liquid state Gaseous state Non-polar covalent…

Q: is the oxidation number of the nitrogen in NO3 ? O +4 O +3 O +5 O +6 O +7

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Q: What is the oxidation state of nitrogen in NO2?

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Q: Which halogen has the highest ionization energy? Is this what you would predict based on what you…

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Q: Does the metallic characteristic of a main-group element increase or decrease as we move down a…

A: The metallic characteristics of a main-group element increases as we move down a family because the…

Q: What is the oxidation number on S in Al(SO3}3? O 1 O 2 O 4

A: An oxidation number of an element can be positive, zero, or negative. The oxidation number of an…

Q: Give a few examples of non-stoichiometric metal hydrides

A: HYDRIDES may be defined as:- Hydrogen under certain conditions combines with almost all elements,…

Q: What is the oxidation number of arsenic in K3AsO4? O +6 O +3 O +5 O +8

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Q: Which of the following has an oxidation state of-1 for nitrogen? O hydroxylamine O hydrazine O…

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Q: Write equations for the formation of these compounds -) from the elements: a. Strontium Hydride b.…

A: While writing the formation equation from the respective elements, we write the elements in their…

Q: Write balanced chemical equations for the following reactions:(a) sodium oxide added to water(b)…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: 12. In which of the following does sulfur have the highest oxidation state? A) SO: B) Ss C) H:SO4 D)…

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Q: What is the oxidation number of S in H2S?. O -2 O 2 4 O 3 O 4 O-3 O -1 O 1 O 5

A: Given  Molecule = H2S Oxidation number of S  = ?

Q: Which halogen has the greatest ionization energy? Is that what you would predict based on what you…

A: The minimum amount of energy that is required to remove the electron from an outer valence shell of…

Q: What is the oxidation number of S in HSO4 ? O-2 O 2 03 O 4 -3 07 O 5

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Q: What is the oxidation number of phosphorus in H3PO4? O-3 O +3 O +5 O +4

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Q: What is not a common method of producing hydrogen gas? Passing electricity through water Stripping…

A: Hydrogen production is the industrial method for generating hydrogen gas.

Q: Although the earth was formed from the same interstellar material as the sun, there is little…

A: The atmosphere of earth consists of mostly nitrogen and oxygen along with some amount of noble…

Q: What is the oxidation number of sulfur in Na2S2O3? O +2 O +6 O +12 O +4 O +3

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Q: What is the oxidation number of H in NaH? O -2 O 2 O 3 O 4 O-3 O -1 O 1 O-4

A: Given,  Compound is a metal hydride with formula = NaH  Oxidation number of H in NaH = ?

Q: Give two gases required in the Haber process for the manufacture of ammonia.

A: As you have posted multiple independent questions, we will solve the first question for you. To get…

Q: What is the oxidation number of sulfur in the compound Al2(SO4)3 ?

A: Given :-  compound = Al2(SO4)3 i.e. aluminium sulfate  To find :-  oxidation number of sulfur in…

Q: The sulfite ion, SO32−, reacts with acid analogous to the way carbonate, CO32−, reacts.  Write a…

A: Potassium sulphite on Reacting with HBr acid releases SO2 gas .

Q: What are the oxidation numbers of the elements in the nitrite ion?   A. N = +1; O = -1…

A: Mostly, Oxygen has the oxidation number -2. ( Exceptions would be peroxides, compounds with O-F…

Q: (a) Which poisonous gas is evolved when white phosphorus is heated with Cone. NaOH solution? Write…

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Q: What is a hydride and how are they classified? Mention the characteristics of each one

A: We have to classify hydride

Q: What is the valence electron configuration for Group 4A elements? Group 4A contains two of the most…

A: In the periodic table, 4A group elements are those that have 4 electrons in the valence shell.…

Q: Write chemical equations for the following processes: 1. Sublimation of carbon dioxide 2.…

A: In a chemical reaction; the substance which involves in conversion is said to be reactant whereas…

Q: Great Lakes Chemical Company produces bromine, Br2, from bromide salts such as NaBr, in Arkansas…

A: A balanced reaction is the reaction where the number of atoms of each element is same on both…

Q: Complete and balance the following chemical equations:(a) hardening of plaster containing slaked…

A: A balanced chemical equation is an equation in which the number of atoms present on the reactant…

Q: Which one of the following reactions is an example of nitrogen fixation? A. N2O5(g) = NO3(g) +…

A: Nitrogen fixation : This process is very essential for life because the fixed inorganic nitrogen…

Q: Discuss similarities and differences in structure, availability, and properties of the two groups…

A: Similarities of Alkali metals and Alkali earth metals: The alkali and Alkaline earth metals belong…