Concept explainers
(a)
Interpretation:
The balanced net ionic equation for the reaction of sulfuric acid with
Concept introduction:
Net ionic equation is the ionic equation in which reactants are written in ionic form if they occur as ions in a reaction medium and product form are shown as combination of ions. The charges of ions and each atom in the reaction are balanced.
(b)
Interpretation:
The balanced net ionic equation for the reaction of sulfuric acid with
Concept introduction:
Net ionic equation is the ionic equation in which reactants are written in ionic form if they occur as ions in a reaction medium and product form are shown as combination of ions. The charges of ions and each atom in the reaction are balanced.
(c)
Interpretation:
The balanced net ionic equation for the reaction of sulfuric acid with
Concept introduction:
Net ionic equation is the ionic equation in which reactants are written inionic form if they occur as ions in a reaction medium and product form are shown as combination of ions. The charges of ions and each atom in the reaction are balanced.
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Chemistry: Principles and Reactions
- Which of the following statements are true?(a) Both nitrogen and phosphorus can form a pentafluoridecompound.(b) Although CO is a well-known compound, SiO does notexist under ordinary conditions.(c) Cl2 is easier to oxidize than I2.(d) At room temperature, the stable form of oxygen is O2,whereas that of sulfur is S8.arrow_forwardPredict the products of each of the following reactions and then balance the chemical equations.(a) Fe is heated in an atmosphere of steam.(b) NaOH is added to a solution of Fe(NO3)3.(c) FeSO4 is added to an acidic solution of KMnO4.(d) Fe is added to a dilute solution of H2SO4.(e) A solution of Fe(NO3)2 and HNO3 is allowed to stand in air.(f) FeCO3 is added to a solution of HClO4.(g) Fe is heated in air.arrow_forwardWhich of the following statements are true?(a) Si can form an ion with six fluorine atoms, SiF62-,whereas carbon cannot.(b) Si can form three stable compounds containing two Siatoms each, Si2H2, Si2H4, and Si2H6.(c) In HNO3 and H3PO4 the central atoms, N and P, havedifferent oxidation states.(d) S is more electronegative than Se.arrow_forward
- Consider the series of reactions to synthesize the alum (KAl(SO4 )2 · xH2O(s)) from the introduction. (a) Assuming an excess of the other reagents, from one mole of aluminum Al (s), how many moles of alum will be produced? (b) Assuming an excess of the other reagents, from one mole of potassium hydroxide KOH, how many moles of alum will be produced? (c) Assuming an excess of the other reagents, from one mole of sulfuric acid H2SO4 , how many moles of alum will be produced? (d) If you start the synthesis with 1.00 g of Al, 40.0 mL of 1.50 M KOH, and 20.0 mL of 9.00 M H2SO4 , which of the three will be the limiting reagent? (e) Assuming that the product is anhydrous (that there are no waters of hydration), calculate the theoretical yield of alum, in grams, based on the amounts of reagents in part (d). 3. Consider the nickel salt: (NH4 )2Ni(SO4 )2 ·y H2O (Ammonium Nickel Sulfate Hydrate), where y is the number of coordinated waters. (a) Assuming that the product is anhydrous (y = 0),…arrow_forwardMagnesium is obtained by electrolysis of molten MgCl2. (a) Why is an aqueous solution of MgCl2 not used in the electrolysis?arrow_forwardBi2O3 is a basic oxide. Write a balanced chemical equation for its reaction with dilute nitric acid. If 6.77 g ofBi2O3 is dissolved in dilute acidic solution to make 0.500 L of solution, what is the molarity of the solution ofBi3 + ion?arrow_forward
- Complete and balance the following chemical equations:(a) hardening of plaster containing slaked limeCa(OH)2 + CO2 ⟶(b) removal of sulfur dioxide from the flue gas of power plantsCaO + SO2 ⟶(c) the reaction of baking powder that produces carbon dioxide gas and causes bread to riseNaHCO3 + NaH2 PO4 ⟶arrow_forwardWrite the acidic equilibrium equation for HIO2.arrow_forwardWrite a balanced ionic equation for the reaction of Fe²+, Fe³+, and OH to form magnetite, Fe3O4(S) H₂O may enter into the equationarrow_forward
- (1) Calculate oxidation number of: (a) Cr in Cro7 2- (b) P in Na2HPO4 (c) S in H2SO4 (II) Write the balanced equation for the reaction when: zinc sulphide reacts with oxygen giving zinc oxide and sulphur dioxide.arrow_forwardA slag sample is known to contain all of its iron in the forms of FeO and Fe2O3. A sample of 1,000 g of the slag was dissolved in hydrochloric acid according to the usual method, then reduced with stannous chloride and finally titrated with a 0.02237 M solution of potassium permanganate, of which 28.59 mL were used. A second aliquot of the slag sample, weighing 1,500, was dissolved in a nitrogen atmosphere to further adjust the oxidation state of the iron, it was immediately titrated with the same potassium permanganate solution. If this second experiment required 15.60 mL of permanganate solution, calculate: a) The percentage of total iron in the slag. b) The percentages of the oxide FeO and Fe2O3arrow_forwardWrite a chemical equation for the reaction of CoCl2 times 6H2O with K3PO4. A solid white precipitate is formed when the reaction occurs.arrow_forward
- Chemistry: Principles and ReactionsChemistryISBN:9781305079373Author:William L. Masterton, Cecile N. HurleyPublisher:Cengage Learning