Write balanced chemical equations for the following reactions: (a) cadmium burned in air         (b) elemental cadmium added to a solution of hydrochloric acid

Q: Copper (I) compounds undergo disproportionation. Write the chemical equation for the reaction…

A: A disproportionation reaction is defined as the reaction in which a single chemical species undergo…

Q: Titanium(III) oxide is prepared by reaction of titanium(IV)oxide with hydrogen at high temperature.…

A: Oxides are the compounds having one or more oxygen atoms combined with other elements. The binary…

Q: Why do Selenium and tellurium occur in rare minerals?

A: The reason why Selenium and tellurium occur in rare minerals has to be given,

Q: Mention who discovered Boron and how, as well as the general properties of the Boron family group.

A: Boron was discovered by Joseph-Louis Gay-Lussac and Louis-Jaques Thénard, French chemists, and…

Q: Write the overall balanced equation for cobalt (II) nitrate hexahydrate reacting with ammonium…

A: Given that, Cobalt (II) nitrate hexahydrate reacting with ammonium carbonate, concentrated ammonia,…

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: Qu) Are The elements sodium, aluminum, and chlorine are in the same period? And give the right…

A: The given elements sodium, aluminum and chlorine lie in the third period of periodic table. Their…

Q: Explain quaternary Metal oxides?

A: Metal oxides are made up of metal cation and oxygen anion. for distinguishing the metal oxides , one…

Q: Which oxide, CrO3 or CrO, is more acidic in water? Why?

A: To determine the nature of oxide whether it is acidic or basic, we have a general observation that…

Q: Write the balanced chemical equation for the reaction of dilute sulphuric acid with iron.

A: Balanced reaction is a chemical reaction in which number of atoms for each element in the reaction…

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: Write balanced equations for the following reactions: a. The decomposition of dinitrogen oxide gas…

A: a. The decomposition of dinitrogen oxide gas to its elements: Dinitrogen oxide gas is decomposed…

Q: Why alkali metals donot exist as free in nature?

A: Alkali metals are s-block elements or 1A group elements.  These metals have only one electron in the…

Q: A) if both sentences are true, (B) if both sentences are false, (C) if the first sentence is true…

A: Few questions based on general chemistry that are to be accomplished.

Q: What is the oxidation number of S in the compound Na,S,O5?

A:

Q: Hydroxylamine (NH2OH) reduces copper(II) to the free metal in acid solutions. Write a balanced…

A: The chemical reaction in which number of atoms for each element in the reaction and the total charge…

Q: Why is beryllium carbonate unusually unstable thermally as compared to the other carbonates of this…

A: Beryllium belongs to group 2 in the periodic table. The carbonates of this group are - BeCO3, MgCO3,…

Q: Hydrogen fluoride is produced industrially by the action of sulphuric acid on CaF2. Suppose 308 kg…

A: 1) the percent of yield is = 73.5%. 2) the unreacted CaF2 is = 81.7 Kg.

Q: Describe some uses for (a) calcium and its compounds, and (b) magnesium and its compounds.

A: There are many  uses for (a) calcium and its compounds, and (b) magnesium and its compounds.

Q: (a) A alkali metals react withhydrogen to form hydrides and react with halogens to formhalides.…

A: Alkali metals are the elements of the periodic table placed in group-1. They are most…

Q: 5. What would you predict about the solubilities of beryllium salts and radium salts relative to the…

A: If we compare the solubility of beryllium salts to the other Group IIA metal salts, we will notice…

Q: An impure magnetite (Fe3O4) sample weighs 0.5023 g. This is converted to Fe2O3 by chemical…

A:

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: How is Vanadium a Problem and an opportunity?

A: Interpretation: How vanadium is a problem and an opportunity is to be determined.

Q: Qu) Are The elements sodium, aluminum, and chlorine are in the same period? And give the right…

A: Given: Q11.  Are the elements sodium, aluminium and chlorine are in the same period? a) which has…

Q: Select one of the alkali metals and write a balanced chemical equation for it's reaction with…

A: Alkali metals are group 1 metals  Hence let's take sodium metal i.e Na

Q: 8. Write equations for the reactions of Strontium hydride and radium peroxide with water. а. b.

A: Alkaline earth metals are chemical elements in group 2 of the periodic table. Group 2 elements are…

Q: Treatment of cobalt(II) oxide with oxygen at high temperatures gives Co3O4. Write a balanced…

A: Given that the reaction of cobalt(II) oxide with oxygen gives Co3O4. To find: Balanced chemical…

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: Name two metals which occur in nature as oxides.

A: Metals are the elements which lose electrons to acquire a stable electronic configuration. When loss…

Q: One of the alkali metals reacts with oxygen to form a solidwhite substance. When this substance is…

A: When sodium metal reacts with oxygen it forms Sodium peroxide. 2Na(s) + 02(g) --> Na202 (s)

Q: (a) What is the lanthanide contraction? (b) How does it affectatomic size down a group of transition…

A: Lanthanoid contraction, in chemistry, is the steady decrease in the size of the atoms and ions of…

Q: Would the reaction of cesium, Cs, with oxygen be more or less vigorous than K?

A: We are given two elements K and Cs

Q: Write detailed answers to the following. a. What are different stages of the development of…

A: Given: a) Periodic table b) Carbon, nitrogen and oxygen To find: a) different stages of periodic…

Q: Write a balanced equation for the reaction that occurs ineach of the following cases: (a) Potassium…

A: The reaction between potassium metal and chlorine gas result in the formation of potassium chloride…

Q: Describe potassium cyanide and its uses.

A: It's molecular formula is KCN.  The common name of KCN is potassium salt of hydrocynic acid.

Q: (a) Mention the optimum conditions for the industrial manufacture of ammonia by Haber’s process. (b)…

A:

Q: Write balanced equations for the following reactions selenium dioxide with aqueous potassium…

A: A chemical equation is a short form notation which is generally used to indicate a reaction. In a…

Q: What mass, in grams, of hydrogen gas forms during the complete reaction of 10.01 g of calcium with…

A: Given: Molar mass of Ca=40.078 g/ mol. Given mass of Ca=10.01 g

Q: Many lithium salts are hygroscopic (absorb water), whereas the corresponding salts of the other…

A: