Although the earth was formed from the same interstellar material as the sun, there is little elemental hydrogen (H2) in the earth’s atmosphere. Explain

Q: 1. Write the balanced equation of the reaction between Al and oxygen in the presence of heat.  2.…

A: Balanced chemical equation occurs when the number of the different atoms of elements in the…

Q: Which of the following elements will bond with oxygen in a 1:1 ratio? Is it Lithium, Boron,…

A: The formation of compound by the transfer of electrons results in the formation of ionic compounds.…

Q: Write a balanced equation to show the reaction between magnesium metal and aluminum chloride. What…

A: Write the balanced equation to show the reaction between magnesium metal and aluminum chloride. What…

Q: Magnesium is an active metal; it burns in the form of powder, ribbons, and filaments to provide…

A: Concept introduction: Magnesium (Mg) is an alkaline earth metal and belongs to group IIA in the…

Q: An element forms an oxide, E2O3, and a fluoride, EF3.(a) Of which two groups might E be a member?(b)…

A: a) The oxidation state of E is +3 as it forms E2O3 and EF3 thus E belongs to 3A or 3B group.

Q: Write the chemical formula for each of the following, and indicate the oxidation state of the…

A: Oxidation state of an element represents the number of electrons lost (positive oxidation state) or…

Q: What is the oxidation number of sulfur in Na2S2O5?

A: We know some Oxidation state like, Oxidation state of Oxygen = -2  Thus 5 oxygen means 5 x (-2) =…

Q: Write the chemical formula for each of the following, and indicate the oxidation state of the…

A: Oxidation State/Number- During bond formation atoms carries a charge called as Oxidation…

Q: Name the following compounds and assign oxidation states to the halogens in them: Ca1IO322

A: Ca(IO3)2 is called as calcium iodate

Q: Write the chemical formula for each of the following compounds, and indicate the oxidation state of…

A: Oxidation state is defined as the charge on the atom of an element present in bonded state with…

Q: Name the following compounds and assign oxidation states to the halogens in them HClO2

A: Oxidation states of halogens: HClO2,

Q: Write the chemical formula for each of the following, andindicate the oxidation state of the halogen…

A: (A) calcium hypobromite- Ca(BrO)2, halogen- Br, oxidation state of Br is "+1" (B) bromic acid-…

Q: Cxygen and Tellurium are both chalcogens, however while oxygen form carbondioxide with carbon, a…

A: In the carbon dioxide and carbon ditelluride, the carbon and other elements form double bonds. The…

Q: What is the balanced reaction of magnesium with nitrogen

A: We have to write the balanced reaction of magnesium (Mg)with nitrogen(N).

Q: What is the oxidation number of the bromine atom in sodium bromate? O +1 O -1 O +3 O +5

A: Oxidation number of an elementis generslly known as total numberof electrons either lost or gainby…

Q: Write the chemical formula for each of the following compounds, and indicate the oxidation state of…

A: To determine chemical formula of compounds and indicate oxidation state of halogen: Perchloric acid:…

Q: What is the balanced reaction of magnesium nitride with water.

A: Magnesium nitride has formula Mg3N2 and water has the formula H2O.

Q: Thortveitite is a mineral that contains the silicate ion [Si2O7]6-. The structure of this ion is…

A:

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: What is the hydrogen deficiency of CH,0? O 1 O 2 O 3 O 4

A: Hydrogen deficiency (HD) :-  It is the index which shows how many hydrogen molecules should be added…

Q: Which of the following pairs of oxides will react with both dilute acid and alkali to form salts? A…

A: We know that Oxides that have amphoteric nature react with both acids and bases.

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 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: In power plants, hydrazine is used to prevent corrosion of themetal parts of steam boilers by the O2…

A: Hydrazine is N 2 H 4 used for the removal of dissolved oxygen. It also acts to produce nitrogen and…

Q: Write the chemical formula for each of the following, and indicate the oxidation state of the…

A: To find: The chemical formula of  xenon trioxide The oxidation state of Xenon in  xenon trioxide

Q: Hydrogen is by far the most abundant element cosmically. Ininterstellar space, it exists mainly as…

A: Hydrogen is the simplest element containing only one proton and one electron. The molecule of…

Q: Describe the following :(i) The role of cryolite in electro metallurgy of aluminium.(ii) The role of…

A: In the extraction of pure metals, certain compounds or derivatives are used to ease the reaction and…

Q: Write the chemical formula for each of the following compounds,and indicate the oxidation state of…

A: Chemical formula represents the chemical proportions of atoms in a molecule. Group 6A of the…

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

A:

Q: Some of the water on Earth was formed by reactions of iron and silicon oxides and methane. Write the…

A: To write the balanced  equation for the reaction of ferric oxide and methane

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

A: Note: Since you have posted a question with multiple subparts, we will solve the first three…

Q: Write a balanced equation for each of the following reactions:(a) preparation of white phosphorus…

A: A balanced equation for each of the following reactions is to be written:(a) Preparation of white…

Q: Write the chemical formula for each of the following compounds, and indicate the oxidation state of…

A: Chemical formula represents the chemical proportions of atoms in a molecule. Group 6A of the…

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: Write the reaction of lithium with cold water.

A: as per Q&A guidelines of portal I solve first question because it comes under multiple question…

Q: Name the following compounds and assign oxidation states to the halogens in them: BrF5

A: The name of the given compound (BrF5) is Bromine pentafluoride.

Q: Write the chemical formula for each of the following compounds,and indicate the oxidation state of…

A: (a) The chemical formula of sulfur tetrachloride is SCl4 Sulfur is the Group 6A element present in…

Q: Why are the lanthanoid elements not found in nature in their elemental forms?

A:

Q: Some of the water on earth was formed by the interaction ofiron and silicon oxides and methane.…

A: When chemical substances combine such that their ionic or molecular structures change to generate…

Q: Write the chemical formula for each of the following, and indicate the oxidation state of the…

A: (A) calcium hypobromite- Ca(BrO)2, halogen- Br, oxidation state of Br is "+1" (B) bromic acid-…

Q: What is the oxidation number of nitrogen in hydrazine, N2H4?

A:

Q: What is the oxidation state of sulfur in SF2?

A:

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: aluminium is most abundant in earth crust yet it is obtained from bauxite. why?

A: Though Aluminum is the most abundant in earth crust it is obtained from bauxite. Bauxite (ore) is…

Q: How is Le Châtelier’s principle involved in the productionof elemental potassium?

A: Potassium is prepared by chemical reduction of potassium ions using liquid sodium. But sodium is…

Q: Beryllia (BeO) ceramics have some use but show only poor resistance to strong acids and bases. Write…

A: The chemical equation for the reaction of BeO with a strong acid and with a strong base has to be…

Group 13 Elements

In the periodic table, group 13 elements exist in the first p-block. There are six elements present in group 13, which include boron (B), aluminum (Al), gallium (Ga), indium (In), thallium (Tl), and element 113 (ununtrium, (Uut)). Group 13 elements are also designated as the boron family.