What compound may form when magnesium reacts with sulfur? Mg(s) + S8 (g) → ? MgS₂ MgS8 MgS Mg2S2 Mg₂S

Q: Which of the following compounds is likely to have the lowest melting point? NaCl CS2 Pb…

A: Melting point: The temperature at which a solid substance melts to achieve liquid state. Melting…

Q: 9. Complete and balance the following equation (include correct physical state of each product)-…

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Q: Explain in detail what is the type of bonding between NA+ and Cl- ions in NaCl?

A: Given : ions Na+ and Cl -  To find : type of bonding in NaCl  Concept : We know that,  NaCl is a…

Q: Which of the following reactions would be an example of nitrogen fixation? Multiple Choice O 2 NO(g)…

A: Nitrogen fixation is a biological process and it is the  the initial stage of the nitrogrn cycle. It…

Q: Which type of compound is used to color glass? OBases OPolymers O Alloys Metal oxides Acids

A: Glass is coloured when metal oxides or metal powders are added to molten glass. The colour of glass…

Q: Write the chemical equation for the equation below barium nitrate reacts with posttasium arsenide to…

A: When chemical substances combine in such a way that their ionic or molecular structures change to…

Q: What type of compounds can be added to Mg(OH)2 to make it more soluble in water

A: The solubility of basic hydroxides are increases by decreasing pH of the solution. Greater extent of…

Q: Use Intermolecular Forces to explain why CF4 is a gas at room temperature but CCl 4 is a liquid

A: Intermolecular Forces that is acting here is London force .

Q: 1. When a chunk of dry ice (solid carbon dioxide) is placed out in the air, the solid gradually…

A: Solid carbon dioxide is called dry ice. This molecule is found as a gas in the air.

Q: What type of chemical bond is present in the Cl2 molecule

A: There is covalent bond in Cl2 molecule.

Q: Write the chemical formula for zinc phosphate. ZnPO4 Zn3(PO4)2 ZnP Zn3PO4

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Q: compound 1 2 3 description Compound 1 is a yellow solid made up of clusters of needle-like crystals.…

A: Molecular compounds are formed when atoms are joined together by sharing of electrons while ionic…

Q: Chemical name of: S2O7 Chemical Formula of trinitrogen dioxide Chemical name of CN3

A: Given compounds are : (a). S2O7 (b). Trinitrogen dioxide (c). CN3-  Chemical name of: S2O7 = ?…

Q: What is the enthalpy when 65.0 g of Cu2O is oxidized to CuO? 2 Cu2O(s) + O2(g) --> 4 CuO dH = -288…

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Q: In which one of the following reactions does sulfur disproportionate? O A. 2NAHSO3 + H2SO4 NazSO4 +…

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Q: Question 20 A white crystalline substance melts below 100 °C. It does not conduct electricity either…

A: 1.) The substance is non-conductor of electricity in both the solid and the molten state so it…

Q: Find the oxidation numbers of N

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Q: If Portland cement contains about 5%calcium sulfate how Many kilograms of calcium sulfate is…

A: Given : Mass of cement = 250 tons = 250 X 103 Kg                                         (Since 1…

Q: Which of the following compounds would you expect to have the lowest melting point? CaO H2O Na2O…

A: Ionic compounds with higher charges have higher melting point due to strong intermolecular forces…

Q: Is the chemical reaction required to form water balanced? 2H2+O2 ->2H2O

A: Since,  We know that,  Balanced equation means number of atom in reactant side is equal to number of…

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: What is the type of reaction  C4H10(I) + O2 (g) -> CO2 (g) + H2O (g)

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Q: In which molecule below does sulfur have the least positive oxidation state? Sulfur is the central…

A: Oxidation state or oxidation number is the imaginary or fictitious charge developed on an atom if…

Q: What is the name of this structure?

A: Step 1: Step 2: Step 3: Step 4:

Q: 6. Define the term disproportionation reaction and explain why the reaction 2 H₂O₂ → H₂O + O2 is a…

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Q: Explain why Nitrogen is produced from the top of the cryogenic distillation column while Oxygen is…

A: Nitrogen is obtained on the top while oxygen is obtained on the bottom if the column.

Q: How many grams of O3 are needed to make 3.2 g of Oxygen? O3 --> O + O2

A: Consider the given balanced equation as;                                O3    →     O      +…

Q: Atomic mass of Na = 22.98976928 ±0.00000033 g/mole Atomic mass of Cl = 35.4570± 0.0027 g/mole Mass…

A: Molarity of a solution is defined as the number of moles of solute present in 1 L of the solution.…