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: An element forms an oxide, E₂O₃, and a fluoride, EF₃.(a) Of which two groups might E be a member?(b)…
A: a. (a) When element E form oxide E2O3 then oxidation state of E is +3. When it forms fluoride EF3…
Q: Which is a stronger acid, sulfurous acid or sulfuric acid? Why?
A:
Q: Name the three possible oxides which form with alkali metals and alkaline earth metals. Name one…
A:
Q: List and explain the unique characteristics of hydrogen?
A: Hydrogen element has different properties and characteristics in the whole periodic table. After…
Q: Summarize the physical properties of the elements ingroup 14.
A: The elements present in group 15 are Carbon (C), Silicon (Si), Germanium (Ge), Tin (Sn), Lead (Pb),…
Q: Rank the following hydroxides in order of increasing aqueous basicity: Al(OH)3, B(OH)3, In(OH)3.
A: Solution- The metallic character of thegroup 13 elements first increases from Boron to Aluminium,…
Q: Al, Al2O3 en Al(OH)3 is amphoteric. A) Explain what the statement means? B)Give reaction equations…
A: Amphoteric substances are those substances which reacts with both acid and base due to having…
Q: The alkali metals play virtually the same general chemical role in all their reactions. (a) What is…
A:
Q: Describe the oxidising action of potassium dichromate and write the ionic equations for its reaction…
A: As, Potassium dichromate is powerful oxidising agent in acidic medium. And in Presence of dilute…
Q: Cu(k) + HNO3 → Cu(NO3)2 + NO2(g) + H2O(s) at 735 mmHg pressure at 28 ˚C, 4.95 cm3 of copper (d= 8.95…
A:
Q: Pick an alkali metal and write a balanced chemical equation for the formation of the oxide of the…
A: Oxidation process is process where oxygen gets added up or hydrogen is lost
Q: In which of the following equations does sulfuric acid act as an oxidizing agent? In which does it…
A: An oxidising agent is a substance that oxidizes others but itself undergoes reduction.
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: The Properties, Reactions and Applications of Oxygen Explain the classification of oxides as basic,…
A: We will answer all parts of questions
Q: Which Group 5A(15) elements form trihalides? Penta-halides? Explain.
A: Introduction: Elements of group 5A(15) are N, P, As, Sb and Bi. The electronic configuration of…
Q: which element would be the most reactive: magnesium or strontium.
A: Reactivity order of Mg and Sr =?
Q: Boron’s chemistry is not typical of its group.(a) Cite three ways in which boron and its compounds…
A: (a) All Boron compounds are covalent whereas the other elements in group 3A (13) forms mostly ionic…
Q: Consider the series of reactions to synthesize the alum (KAl(SO4 )2 · xH2O(s)) from the…
A: To calculate the moles of alum formed from the given number of moles of each reagent, we would use…
Q: What are the major health concerns associated with exposure to nitrogen dioxide?
A: Nitrogen dioxide should be handled carefully. It is a dark brown to yellowish liquid. It has a…
Q: The Properties, Reactions and Applications of Oxygen Pick a row in the periodic table and using the…
A: Answer - Periodic table - The periodic table, also known as the periodic table of elements, is a…
Q: An Alkali Earth Metal (A) and a halide (B) form the salt AB. Write the chemical equation for AB…
A: If an alkali earth metal A and a halide B Then both A and B can formed a Salt AB2 Alkali earth…
Q: Describe the types of halogens, their modes of action, and theirclinical and commercial…
A: In periodic table, all chemical elements are placed. They are placed according to atomic number.…
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: Main group elements react with oxygen to form acidic, amphoteric, and basic oxides in aqueous…
A:
Q: (i) Interhalogen compounds are more reactive than halogens exceptF2. Why?(ii) Give one important use…
A: Periodic table gives the arrangement of elements in sequential order of increasing atomic number. It…
Q: What does hydrogen have in common with the halogens?Explain.
A: The periodic table gives the tabular arrangement of elements arranged in increasing order of the…
Q: (a) Which region of Earth’s crust is not involved in the phos-phorus cycle? (b) Name two roles…
A: (a) Atmosphere region of earth's crust is not involved in phosphorous cycle. Because there is no…
Q: Why does the reactivity of the alkali metals decrease from cesium to lithium?
A: The alkali earth metal include: Li, Na, K, Rb and Cs. They have a valence electron configuration…
Q: Many compounds of Group 3A(13) elements have chemical behavior that reflects an electron…
A: Group 3A(13) elements are Boron group family which include elements: Boron Aluminum Gallium Indium…
Q: Write a balanced equation for the reaction of elemental strontium with each of the following:(a)…
A: Interpretation - To write a balanced equation for the reaction of elemental strontium with each of…
Q: Give any two examples of amphoteric oxides.
A:
Q: What is the formula for the simplest oxide of carbon if it contains carbon in a +2 oxidation state
A:
Q: State the physical states of the halogens at room temperature and explain the trend.
A: The halogens consists of five element : Fluorine = F Chlorine = Cl Bromine = Br Iodine = I Astatine…
(a) Why is ZnO called a amphoteric oxide? Name another amphoteric oxide
(b) What are alkali’s? Give one example of alkali
Step by step
Solved in 2 steps with 1 images
