(a)
Interpretation:
The balanced equation for the reaction of
Concept introduction:
In a balanced equation number of atoms for every element and total charge in the reaction are same for both reactants and products.
(b)
Interpretation:
The balanced equation for the reaction
Concept introduction:
In a balanced equation, number of atoms for every element and total charge in the reaction are same for both reactants and products.
(c)
Interpretation:
The balanced equation for the reaction of
Concept introduction:
In a balanced equation, number of atoms for every element and total charge in the reaction are same for both reactants and products
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Chemistry: Principles and Reactions
- The physical properties of D2O differ from those of H2Obecause(a) D has a different electron configuration than O.(b) D is radioactive.(c) D forms stronger bonds with O than H does.(d) D is much more massive than H.arrow_forwardWrite a balanced chemical equation for the reaction of an excess of oxygen with each of the following. Remember that oxygen is a strong oxidizing agent and tends to oxidize an element to its maximum oxidation state.(a) Mg(b) Rb(c) Ga(d) C2H2(e) COarrow_forwardThis compound is used in the preliminary treatment of municipal water supply. (A) Al2(SO4)3 (B) Na2CO3 (C) NaOCl (D) Ca(OCl)2arrow_forward
- Uranium hexafluoride, UF6, is processed to produce fuel fornuclear reactors and nuclear weapons. UF6 is made from thereaction of elemental uranium with ClF3, which also producesCl2 as a by-product.(a) Write the balanced molecular equation for the conversionof U and ClF3 into UF6 and Cl2.(b) Is this a metathesis reaction?(c) Is this a redox reaction?arrow_forwardA sample of 70.5 mg of potassium phosphate is added to 15.0 mL of 0.050 M silver nitrate, resulting in the formation of aprecipitate. (a) Write the molecular equation for the reaction. (b) What is the limiting reactant in the reaction? (c) Calculatethe theoretical yield, in grams, of the precipitate that forms.arrow_forwardWrite a balanced equation for the reaction of elemental boron with each of the following (most of these reactions require high temperature):(a) F2(b) O2(c) S(d) Se(e) Br2arrow_forward
- Write a balanced chemical equation for the reaction thatoccurs when (a) Mg(s) reacts with Cl2(g); (b) barium carbonatedecomposes into barium oxide and carbon dioxide gaswhen heated; (c) the hydrocarbon styrene, C8H8(l), is combustedin air; (d) dimethylether, CH3OCH3(g), is combustedin air.arrow_forwardThe strongest oxidising agent is (a) F2 (b) Cl2 (c) I2 (d) Br2arrow_forwardDetermine the oxidation number of S in each of the following compounds. Write you answers on the blank spaces provided. (a) Na2S2O3 | (b) SO3-2 (c) SO2 (d) K2S2O4 (e) Al2S3 (f) BaS2O8arrow_forward
- Complete and balance the following equations for reac- tions taking place in basic solution. (a) Cr(OH);(s) + Brz (aq) - (b) ZrO(OH)2(s) + SO3 (aq) → (c) HP6O5(aq) + Re(s) - (d) HXeO, (aq)· (e) N,H4(aq)+ CO; (aq) → N2(g)+ CO(g) - Cro (aq) + Br (aq) Zr(s) + SO¯ (aq) → Pb(s) + ReO, (aq) → XeO-(aq) + Xe(g) -arrow_forwardAccounts for the following(i) Rusting of iron is quicker in saline water than in ordinary water.(ii) Blocks of magnesium are straped to the steel hubs of ocean going ships.arrow_forward(Q82) What is the oxidation number for phosphorus in each of the following? Please include the positive and negative signs as appropriate. (a) H3PO4 (b) P4 (this reflects the elemental state of phosphorus) (c) PH3 (d) PO43- (e) p3-arrow_forward
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