Describe the trend for second period hydrides. Why is this trend observed? н.о 100 Н, Те H,Se SbH, HI HF 0 AsH H.S NH, HCL SnH, HBr -100 PH, GeH, -200 SH, CH, 5 3 2 Row number in periodic table Boiling point ("C)

Q: Alkali metals form several binary oxides (molecules containing only the metal and oxygen). What are…

A: The alkali metals are metals are present in the first group of periodic table and has one electron…

Q: What correlation, if any, exists for the Period 2 elements between group number and the number of…

A: The number of electrons in an element is equal to its atomic number. In order to become stable an…

Q: What are the three types of oxides? Using chemical equations and any other information to support…

A: Three types of oxides: 1. Acidic oxide 2. Basic oxide 3. Amphoteric oxide

Q: Explain these concepts Ionization enthalpy Electron gain enthalpy

A: Ionization Enthalpy: It is the energy required to remove the most loosely bound electron from an…

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: What is a tetrahedral hole?

A:

Q: When a nonmetal oxide reacts with water, it forms anoxoacid with the same nonmetal oxidation state.…

A: Since there are multiple sub-parts in the question , only the first 3 sub-parts of the question are…

Q: Write a balanced equation for the reaction of iron(III) oxide(s) and aluminum(s) to give aluminum…

A: A reaction is said to be balanced if all the atoms or elements present in the atoms in reactant is…

Q: Explain the fact that hydrated salts of beryllium are acidic whereas hydrated salts of magnesium are…

A: Answer: Beryllium is a smaller cation than magnesium, with a higher charge density due to its…

Q: which element would be the most reactive: magnesium or strontium.

A: Reactivity order of Mg and Sr =?

Q: What safety precautions should be taken with selenium? I am preparing to remove selium from water…

A: Selenium is an essential metal for human and other animals, but taking higher doses can be harmful.

Q: How do beryllium hydroxide and barium hydroxide each compare to the Group II metal hydroxides,…

A: We Know that from in the periodic table group I and groups II elements are belongs to the s block…

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: Write down the “general” chemical formula for the garnet group, and then give the specific names and…

A: The question delves into the fascinating world of garnet minerals, known for their wide variety of…

Q: 8a) Sketch a diagram showing the formation of energy levels from the valence orbitals for Rb, Rb2,…

A: a). We are given a crystal of Rb The formation of energy levels from the valance orbitals for Rb,…

Q: Look up tellurium 1Z = 522 in the periodic table and predict how many covalent bonds it is likely to…

A: Covalent compounds are formed by sharing of electrons in between two or more atoms. In the covalent…

Q: Using your knowledge of alkali metals, halogen gases and the periodic table of elements, explain why…

A: The periodic table makes the study of the properties and the configuration of different sets of…