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Concept explainers
(a)
Interpretation:
Whether
Concept introduction:
The covalent compounds are formed by non-metals and metals form ionic compounds. On moving from left to right in a periodic table, the non-metallic character increases and it decreases on moving from top to bottom in a group.
(b)
Interpretation:
Whether
Concept introduction:
The covalent compounds are formed by non-metals and metals form ionic compounds. On moving from left to right in a periodic table, the non-metallic character increases and it decreases on moving from top to bottom in a group.
(c)
Interpretation:
Whether
Concept introduction:
The covalent compounds are formed by non-metals and metals form ionic compounds. On moving from left to right in a periodic table, the non-metallic character increases and it decreases on moving from top to bottom in a group.
(d)
Interpretation:
Whether
Concept introduction:
The covalent compounds are formed by non-metals and metals form ionic compounds. On moving from left to right in a periodic table, the non-metallic character increases and it decreases on moving from top to bottom in a group.
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Chapter 22 Solutions
CHEMISTRY-W/MASTERING CHEMISTRY ACCESS
- (i) How is HNO3 prepared commercially?(ii) Write chemical equations of the reactions involved.(iii) What concentration by mass of HNO3 is obtained?arrow_forwardUpon heating 134 g MgSO4 · 7 H2O:(a) how many grams of water can be obtained? (b) how many grams of anhydrous compound can be obtained?arrow_forwardWhich 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_forward
- Write chemical equations for each of the following chemical and physical processes: (a) Reaction of ammonia gas with hydrogen chloride gas to produce a solid product (b) Reaction of 1 mole of aluminum with I2(s) to form aluminum iodide (c) Conversion of 1 mole of O2(g) to O3(g) (d) Dissolving K2C12O7(s) in water (e)Thermal decomposition of solid sodium azide to produce solid sodium and nitrogen gas (f) Photodissociation of chlorine gas (g) Fusion of icearrow_forwardComplete and balance the following equations: (a) CaO(s) + H2O(1) (b) Al>O3(s) + H*(aq) (c) NazO2(s) + H20(I) (d) N2O3(8) + H20(1) (e) KO2(s) + H,0(1) (f) NO(8) + O(8)arrow_forwardComplete and balance the following acid-base equations:(a) A solution of HClO4 is added to a solution of LiOH.(b) Aqueous H2SO4 reacts with NaOH.(c) Ba(OH)2 reacts with HF gas.arrow_forward
- Account for the following :(a) Glass objects from ancient civilizations are found to become milky in appearance.(b) Window glass panes of old buildings are thicker at the bottom than at the top.arrow_forwardTable gives the ionic radii for K^+ and O^2- as 0.138 and 0.140nm, respectively.(a) What is the coordination number for each O^2- ion?(b) Brief y describe the resulting crystal structure for K2O.(c) Explain why this is called the antif uorite structurearrow_forwardWrite a balanced equation for each of the following reactions:(a) Hydrogen cyanide is formed commercially bypassing a mixture of methane, ammonia, and air over acatalyst at 800 °C. Water is a by-product of the reaction.(b) Baking soda reacts with acids to produce carbon dioxidegas. (c) When barium carbonate reacts in air with sulfurdioxide, barium sulfate and carbon dioxide form.arrow_forward
- Magnesium reacts with oxygen to form magnesium oxide according to the following reaction: 2 Mg + O2 2M9O (a) What is the oxidation state of magnesium in Mg? (b) What is the oxidation state of magnesium in MgO? (c) Which species is oxidized? (d) Which species is reduced? (e) Name the oxidizing agent.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) O2arrow_forwardCompounds such as NaBH₄, Al(BH₄)₃, and LiAlH₄ arecomplex hydrides used as reducing agents in many syntheses.(a) Give the oxidation state of each element in these compounds.(b) Write a Lewis structure for the polyatomic anion in NaBH₄,and predict its shape.arrow_forward
- Chemistry: Principles and PracticeChemistryISBN:9780534420123Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward MercerPublisher:Cengage LearningChemistry: Principles and ReactionsChemistryISBN:9781305079373Author:William L. Masterton, Cecile N. HurleyPublisher:Cengage LearningChemistry: An Atoms First ApproachChemistryISBN:9781305079243Author:Steven S. Zumdahl, Susan A. ZumdahlPublisher:Cengage Learning
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