Which of the following values is the overall charge of the dominant form of His at pH 11.0? O 2 O 2 O Zero

Q: If a new halogen were discovered with the name enormine, with the symbol Er, how would the following…

A: Since the names of the acids with halogen Cl i.e chlorine is like  HCl => Hydrochloric acid…

Q: Write the empirical formula for at least four ionic compounds that could be formed from the…

A: The empirical form of the ionic compounds can be written by combining the positive ion (cation) and…

Q: Provide the molecular formulas for the following compounds Aluminum bromide Gallium phosphide…

A: Molecular formula of ionic compounds can be written by following electrical neutrality principle…

Q: Draw the Lewis structures for the following ions: Na+ Ca2+ In+ S2-

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Q: Using the data in the table shown below: (1) Describe how each of the four properties varies down…

A: This question is based on atomic and physical properties of group -17  (Halogen family).

Q: For which of the following properties does nitrogen have a larger value than oxygen? Group of answer…

A: The variation or the change of atomic radius , electronegativity and ionization energy can be…

Q: Which element has higher electronegativity Phosphate Охуgen carbon Silicone none of the above

A: Answer

Q: IMG 1226.heic Search Listen AM Why does one side of a water molecule have a partial negative charge?…

A: In water molecule, Oxygen is bonded to Hydrogen atom through a shared pair of electron (i.e one…

Q: The total number of valence electrons in the sulfate ion is   30   24   28   22   32

A: Number of electrons in sulphate ion is 32.

Q: Select the statement from the following list that best describes the following molecules formal…

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Q: Choose the correct arrangement of the following bonds in terms of increasing ionic character. H-N,…

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Q: What is the chemical formula of the ionic compound that results from the the combination of calcium…

A: What product form on combination of Ca(s) & P4(s) ?

Q: Which of the following may form +1 or +3 ions, depending on the conditions?  Gold Potassium…

A: Which element form +1 or +3 ions, depending on condition:

Q: Write the empirical formula of at least four binary ionic compounds that could be formed from the…

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Q: Write the empirical formula for at least four ionic compounds that could be formed from the…

A: The empirical formula is the chemical formula of any compound that represents the proportions of…

Q: Write the empirical formula of at least four binary ionic compounds that could be formed from the…

A: An ionic compound is formed by electrostatic attractive force between oppositely charged ions…

Q: 3 What is the biggest difference between the Lewis and the AO-model in terms of the localisation of…

A: Localized electrons are the bonding electrons whereas the delocalized electrons are the non-bonding…

Q: What is the chemical formula of the following molecular compound (covalent) Dinitrogen tetroxide? O…

A: Chemical proportions of the atoms in a compound are represented by the chemical formula of the…

Q: State the number of electrons in each of the following: P3-     Ni2+     Au3+     Ag+

A: The number of electrons can be calculated for the following species as,P3-Phosphorus has an atomic…

Q: 1. I am in period 4 and I have 2 valence electrons. Who am I?

A: Calcium (Ca)

Q: Given the bond enthalpy information below, calculate the Δ H of the following hypothetical reaction:…

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Q: Which of the following does not form trivalent cation? Boron O Indium O Aluminium O Gallium

A: the given all element is group 13 element. this element can show +3 and +1 oxidation state,but down…

Q: Write the balanced NET IONIC equation for the reaction that occurs when nitric acid and ammonia are…

A: Strong acid and base are those which is completely dissociates into ions whereas weak acid and base…

Q: Write the empirical formula of at least four binary ionic compounds that could be formed from the…

A: The binary four compound of the given ions can be found by using the concept of valency.

Q: Which of the following species is/are not a resonance form(s) of the anionic species in the box? S S…

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Q: stable compounds? Xenon Krypton Argon Helium

A: Atoms form compounds/molecules  to attain a stable noble gas configuration. noble gases contain a…

Q: Rank the following according to increasing acidity of the hydrogen atom. OH II II O I> III >|| O I>…

A: There is the concept of acid and the conjugate base. When H+ atom released the conjugate base is…

Q: Which of these elements is the least electronegative? O lodine Strontium Phosphorus O Vanadium

A: The given elements are Iodine, Strontium, Phosphorus, and Vanadium. Electronegativity increases…

Q: 113. Complete the following equations: LIAIH, X Y NH2 a) NABH,CN HN b)

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Q: At each altitude, the ionized atomic oxygen (O+) density sometimes approaches, but never exceeds the…

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Q: of 44 > In the given three-dimensional molecular structure, the differently colored spheres…

A: The molecular formula is an expression that defines the number of atoms of each element in one…

Q: Write chemical formulas for the compounds formed by the following positive and negative ionsBa^2+…

A: Steps to write chemical formula from ions:Let’s say we have two ions A+3 and B-2.

Q: Given the following data 2 CIF(9) + O2 (g) Cl2 O(g)+ F20(g) 2 CIF3 (g) + 202(9) → Cl2 O(g) + 3F,0(g)…

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