(a)
Interpretation:
The equation for the reaction of lithium with oxygen has to be determined.
Concept Introduction:
The process that results in chemical conversion of one substance into others is known as a
(b)
Interpretation:
The equation for the reaction of lithium with nitrogen has to be determined.
Concept Introduction:
Refer to part (a).
(c)
Interpretation:
The equation for the reaction of lithium with chlorine has to be determined.
Concept Introduction:
Refer to part (a).
(d)
Interpretation:
The equation for the reaction of lithium with water has to be determined.
Concept Introduction:
Refer to part (a).
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Chemistry: Principles and Practice
- The oxygen and nitrogen families have some obvious sim-ilarities and differences.(a) State two general physical similarities between Group5A(15) and 6A(16) elements. (b) State two general chemical similarities between Group5A(15) and 6A(16) elements.(c) State two chemical similarities between P and S.(d) State two physical similarities between N and O.(e) State two chemical differences between N and O.arrow_forward(a) List four physical characteristics of a solid metal. (b) List two chemical characteristics of a metallic element.arrow_forwardIn general terms, how does each of the following atomic properties influence the metallic character of themain-group elements in a period?(a) Ionization energy(b) Atomic radius(c) Number of outer electrons(d) Effective nuclear chargearrow_forward
- (b) Is boron a metal or a non-metal? Give reasons for your answer. (c) Why is aluminium a useful structural material even though it reacts readilywith water and oxygen? (d) What is the usual valence shown by elements of Group 13 in compounds?arrow_forwardThe oxygen and nitrogen families have some obvious similarities and differences.(a) State two general physical similarities between Group 5A(15) and 6A(16) elements.(b) State two general chemical similarities between Group 5A(15) and 6A(16) elements.(c) State two chemical similarities between P and S.(d) State two physical similarities between N and O.(e) State two chemical differences between N and O.arrow_forwardChoosing from the elements in the third row of the Periodic Table write out thechemical formula of(i) A basic oxide.(ii) An amphoteric oxide.(iii) An acidic oxidearrow_forward
- Give TWO reasons why aluminium metal was not commonly used till last century, even though it is one of the most common elements on earth. (b) Why are copper and lithium such important elements today?arrow_forwardIndicate the physical state for each of the following elements at 25 °C and normal pressure. Classify each element as a metal, nonmetal, or semimetal: (a) barium (b) boron (c)bismuth (d) brominearrow_forwardIn general terms, how does each of the following atomic properties influence the metallic character of the main-group elements in a period?(a) Ionization energy(b) Atomic radius(c) Number of outer electrons(d) Effective nuclear chargearrow_forward
- Write the chemical formulas for the following compounds:(a) Silver cyanide(b) Calcium hypochlorite(c) Potassium chromate(d) Gallium oxide(e) Potassium superoxide(f) Barium hydrogen carbonatearrow_forwardEach of the chemically active Period 2 elements forms sta-ble compounds that have bonds to fluorine.(a) What are the names and formulas of these compounds?(b) Does ΔEN increase or decrease left to right across the period?(c) Does percent ionic character increase or decrease left to right?(d) Draw Lewis structures for these compounds.arrow_forwardThe elements sodium, aluminum, and chlorine are in the same period. (a) Which has the greatest electronegativity? (b) Which of the atoms is smallest? (c) Which is the largest possible oxidation state for each of these elements? (d) Will the oxide of each element in the highest oxidation state (write its formula) be acidic, basic, or amphoteric?arrow_forward
- Chemistry: Principles and PracticeChemistryISBN:9780534420123Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward MercerPublisher:Cengage Learning