Type in the formulas for the hydride of sulfur and the oxide of sulfur in which sulfur has its highest valency. Separate the two formulas by a space and click on 'X₂' to obtain a subscript. Answer. X₂

Q: Spell a word only using element symbols (like “V Am P I Re, from vanadium, americium, phosphorus,…

A: Vanadium (V) , Americium (Am) Phosphorous (P) , Iodine (I) , Rhenium (Re)    Alkaline earth metal :…

Q: Use the electron dot structure of As (column VA) to predict how many H atoms will bond to it.…

A: Arsenic consists of 5 electrons in its outer most shell or we can say that it has 5 valence…

Q: onsider the following elements in their stable forms: 1. Krypton 2. Phosphorus 3. Magnesium 4.…

A: Allotropy is the property of  chemical elements that exist in two or more different forms. Diatomic…

Q: Compare the hardness of SCF3 O SCF3 to AIF3. Which will be harder? O AIF3 Explain your answer in…

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Q: Reasoning: Why does reactivity increase down Group 1? Answer the following questions to help you as…

A: The periodic properties defines the atomic properties like atomic radius, reactivity order, nuclear…

Q: Enter your answer in the provided box. Find AG for the following reaction, using AH and S values.…

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Q: BALANCE the VALENCE Complete and fill out the table below. Find a non-metal element in the periodic…

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Q: Which of the following best explain why the Nobel Gases don't form bonds. O They do not attract…

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Q: Which of the following statements are not true? Select all that apply. Incorrect selections will…

A: Chemical bonds are formed when two atoms are come close to forms bonds by either donating electrons…

Q: When potassium permanganate is formed, how does the electron configuration of potassium change,…

A: Potassium permanganate is KMnO4. In potassium permanganate, the ions involved are K+ and MnO4-.

Q: Identify the number of Nitriles present in the molecular structure. N N. N-

A: The functional group is the atom or group of atoms which is present in the Molecule , and…

Q: B) A 500-mg Feosol tablet contains 0.2750 µg FESO."6 H;O. D How many moles of FeSO4*6 H:O are…

A: Here we have to determine the moles of FeSO4.6H2O, mass of Iron and moles of hydrogen atom present…

Q: Calculate AH for the following: rxn SiO2(s) + 4 HF(g) SiF (g) + 2 H,0() AH (SIO2 (s)]=-910.9 kJ/mol…

A: Calculate enthalpy of the given reaction by using the data given--

Q: Nitrogen forms a surprising number of compounds with oxygen. A number of these, often given the…

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Q: 2. On the periodic table, elements are arranged so that those with similar properties are grouped…

A: The periodic table is a fundamental tool in chemistry that organizes elements based on their…

Q: what is the molarity of the resulting solution?

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Q: 1. The interaction between elements depends on the number of protons and electrons in their valence…

A: Electronegativity is the tendency to attract shared pair of electrons.  Ionisation energy is the…

Q: Question 3: What is the best reason for the observation that carbon can form four bonds and no more?…

A: There is a rule in Chemistry called the Octet rule. An atom is most stable when it has a full…

Q: BALANCE the VALENCE Complete the table below. Find an element in the periodic table of elements…

A: Suppose if an element has 2 electrons in its outermost shell and loses its electron to form a…

Q: 6. What are the no of protons and electrons on the following ions: (a) Ca , (b) F , (c) 0? , and (d)…

A: Since you have posted multiple questions, we are entitled to answer the first only.

Q: How many valence electrons are in I?

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Q: .)   Know which of the following atoms are electron-negative and which are electron neutral: Sulfur…

A: Electron-negative atoms:The atoms which have tendency to attract the unshared electrons are known as…

Q: How many degrees of unsaturation does the molecule depicted below possess? N-Me Me-N Me N s=0 ở N-Me…

A: Degree of unsaturation of an organic molecule is equal to the number of rings and Pi-bonds present…

Q: Give the number of valence electrons for atoms of oxygen,sulfur, arsenic, phosphorus, and bromine.

A: Number of valence electrons for atoms of oxygen, sulfur, arsenic, phosphorus, and bromine are…

Q: There is a general trend in the ionization energies that says that the ionization energies increase…

A: We need to find the correct statements about ionization energy. There is a general trend in the…

Q: Suppose a chemist discovers a new metallic element and names it "Xhaustium" (Xh). Xh exhibits…

A: Xh(s) + F2(g) → XhF2(s)   Lattice energy for XhF2 -2140. kJ/mol First Ionization energy of Xh…

Q: How does the number of valence electrons vary within a group?

A: Valence electrons are the electrons present in outermost shell of an atom. The number of valence…

Q: How many valence electrons are in the neutral element sodium? 11 O 2 0 5

A: Valance electrons :- The number of electrons present in outermost orbit of an atom are called…

Q: Write the electron configuration for Al3+. Also, identify which of these electrons are valence…

A: Atomic no.of aluminium is 13 and it is a p-block element. Having electronic configuration: 1s2 2s2…

Q: measured by determining the wavelength of ultraviolet photons needed to cause a covalent bond…

A: The energy required to break one mole of same type of bond is called bond dissociation energy or…

Q: An unknown ionic compound is made of a monoanion and a monocation who both have the same electronic…

A: The arrangement of the electrons in the different atomic orbital of an atom is known as the…

Q: 11) 12) 13) 14) 15) LIF + Pb(OH)2 + GaBr3 + CH4 + Li3PO4 + Br₂ → LiBr + HCI → _F₂ H₂O + Na2CO3 ) _…

A: To balance a chemical reaction we must have to balance the number of every atoms in both side i.e…

Q: or which of these elements would the first ionization energy of the atom be higher than that of the…

A: Electronic configuration of Nitrogen is 1s2 2s2 2p3 Electronic configuration of Beryllium is 1s2 2s2…

Q: (a) The Lewis dot structure of Aluminum (Al) shows three valance electrons. Write the Lewis…

A: Step : 1              The required answer for the above question is follows as :

Q: Give the noble gas abbreviated electron configuration for the two thallium ions using the orbital…

A: To solve this problem first we have to decide the number of core electrons . Then we will write the…

Q: Write the chemical formula for the binary ionic compound that will form when calcium and phosphorous…

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Q: Why does the potential energy increase as two xenon atoms move extremely close together? Because the…

A: Potential energy is the stored energy of an object based on its position or state. In the context of…

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: Arrange the nonmetal elements of period 3 in order of decreasing melting point.

A: The melting point of a substance is the temperature, at which the solid phase converted to the…

Q: Which of the atoms listed as choices could be expected to form a +2 ion in an ionic compound? Na Ba…

A: For atoms having one to four valence electrons, valency or charge= valence electrons. For atoms…