The formula of simple binary compound formed by Al and F should be determined. Concept Introduction : A binary compound is formed by two different elements usually a metal and a non-metal. A metal atom has the tendency to lose electrons and form positive cations. A non-metal atom has the tendency to gain electrons and form negative anions. Oppositely charged ions are held together by a strong electrostatic force of attraction to form binary compounds.
The formula of simple binary compound formed by Al and F should be determined. Concept Introduction : A binary compound is formed by two different elements usually a metal and a non-metal. A metal atom has the tendency to lose electrons and form positive cations. A non-metal atom has the tendency to gain electrons and form negative anions. Oppositely charged ions are held together by a strong electrostatic force of attraction to form binary compounds.
Definition Definition Number of protons in the nucleus of an atom. It uniquely identifies an element, as the number of protons determines the element's properties. The periodic table of elements is arranged based on increasing atomic numbers, allowing scientists to easily locate and study elements.
Chapter 12, Problem 45CR
(a)
Interpretation Introduction
Interpretation:
The formula of simple binary compound formed by Al and F should be determined.
Concept Introduction:
A binary compound is formed by two different elements usually a metal and a non-metal. A metal atom has the tendency to lose electrons and form positive cations. A non-metal atom has the tendency to gain electrons and form negative anions. Oppositely charged ions are held together by a strong electrostatic force of attraction to form binary compounds.
(a)
Expert Solution
Answer to Problem 45CR
The formula of the binary compound formed by Al and F is AlF3 .
Explanation of Solution
The electronic configuration of aluminum with atomic number 13 is 1s22s22p63s23p1 . Aluminum atom has the tendency to lose three electrons from the valence shell to obtain stable electronic configuration like the nearest inert gas neon. For this reason, aluminum atom loses 3 electrons to form aluminum ion (Al3+) .
The electronic configuration of fluorine with atomic number 9 is 1s22s22p5 . Fluorine atom has the tendency to gain one electron to obtain stable octet structure. For this reason, fluorine atom gains 1 electron to form fluoride ion (F−) .
Three fluoride ions combine with one aluminum ion to balance the charge and form a neutral binary compound AlF3 .
(b)
Interpretation Introduction
Interpretation:
The formula of simple binary compound formed by Li and N should be determined.
Concept Introduction:
A binary compound is formed by two different elements usually a metal and a non-metal. A metal atom has the tendency to lose electrons and form positive cations. A non-metal atom has the tendency to gain electrons and form negative anions. Oppositely charged ions are held together by a strong electrostatic force of attraction to form binary compounds.
(b)
Expert Solution
Answer to Problem 45CR
The formula of the binary compound formed by Li and N is Li3N .
Explanation of Solution
The electronic configuration of lithium with atomic number 3 is 1s22s1 . Lithium atom has the tendency to lose one electron from the valence shell to obtain stable electronic configuration like the nearest inert gas helium. For this reason, lithium atom loses 1 electron to form lithium ion (Li+) .
The electronic configuration of nitrogen with atomic number 7 is 1s22s22p3 . Nitrogen atom has the tendency to gain three electrons to obtain stable octet structure. For this reason, nitrogen atom gains 3 electrons to form nitride ion (N3−) .
Three lithium ions combine with one nitride ion to balance the charge and form a neutral binary compound Li3N .
(c)
Interpretation Introduction
Interpretation:
The formula of simple binary compound formed by Ca and S should be determined.
Concept Introduction:
A binary compound is formed by two different elements usually a metal and a non-metal. A metal atom has the tendency to lose electrons and form positive cations. A non-metal atom has the tendency to gain electrons and form negative anions. Oppositely charged ions are held together by a strong electrostatic force of attraction to form binary compounds.
(c)
Expert Solution
Answer to Problem 45CR
The formula of the binary compound formed by Ca and S is CaS .
Explanation of Solution
The electronic configuration of calcium with atomic number 20 is 1s22s22p63s23p64s2 . Calcium atom has the tendency to lose two electrons from the valence shell to obtain stable electronic configuration like the nearest inert gas argon. For this reason, calcium atom loses 2 electrons to form calcium ion (Ca2+) .
The electronic configuration of sulfur with atomic number 16 is 1s22s22p63s23p4 . Sulfur atom has the tendency to gain two electrons to obtain stable octet structure. For this reason, sulfur atom gains 2 electrons to form sulfide ion (S2−) .
One calcium ion combines with one sulfide ion to balance the charge and form a neutral binary compound CaS .
(d)
Interpretation Introduction
Interpretation:
The formula of simple binary compound formed by Mg and P should be determined.
Concept Introduction:
A binary compound is formed by two different elements usually a metal and a non-metal. A metal atom has the tendency to lose electrons and form positive cations. A non-metal atom has the tendency to gain electrons and form negative anions. Oppositely charged ions are held together by a strong electrostatic force of attraction to form binary compounds.
(d)
Expert Solution
Answer to Problem 45CR
The formula of the binary compound formed by Mg and P is Mg3P2 .
Explanation of Solution
The electronic configuration of magnesium with atomic number 12 is 1s22s22p63s2 . Magnesium atom has the tendency to lose two electrons from the valence shell to obtain stable electronic configuration like the nearest inert gas neon. For this reason, magnesium atom loses 2 electrons to form magnesium ion (Mg2+) .
The electronic configuration of phosphorus with atomic number 15 is 1s22s22p63s23p3 . Phosphorus atom has the tendency to gain three electrons to obtain stable octet structure. For this reason, phosphorus atom gains 3 electrons to form phosphide ion (P3−) .
Three magnesium ions combine with two phosphide ions to balance the charge and form a neutral binary compound Mg3P2 .
(e)
Interpretation Introduction
Interpretation:
The formula of simple binary compound formed by Al and O should be determined.
Concept Introduction:
A binary compound is formed by two different elements usually a metal and a non-metal. A metal atom has the tendency to lose electrons and form positive cations. A non-metal atom has the tendency to gain electrons and form negative anions. Oppositely charged ions are held together by a strong electrostatic force of attraction to form binary compounds.
(e)
Expert Solution
Answer to Problem 45CR
The formula of the binary compound formed by Al and O is Al2O3 .
Explanation of Solution
The electronic configuration of aluminum with atomic number 13 is 1s22s22p63s23p1 . Aluminum atom has the tendency to lose three electrons from the valence shell to obtain stable electronic configuration like the nearest inert gas neon. For this reason, aluminum atom loses 3 electrons to form aluminum ion (Al3+) .
The electronic configuration of oxygen with atomic number 8 is 1s22s22p4 . Oxygen atom has the tendency to gain two electrons to obtain stable octet structure. For this reason, oxygen atom gains 2 electrons to form oxide ion (O2−) .
Two aluminum ions combine with three oxide ions to balance the charge and form a neutral binary compound Al2O3 .
(f)
Interpretation Introduction
Interpretation:
The formula of simple binary compound formed by K and S should be determined.
Concept Introduction:
A binary compound is formed by two different elements usually a metal and a non-metal. A metal atom has the tendency to lose electrons and form positive cations. A non-metal atom has the tendency to gain electrons and form negative anions. Oppositely charged ions are held together by a strong electrostatic force of attraction to form binary compounds.
(f)
Expert Solution
Answer to Problem 45CR
The formula of the binary compound formed by K and S is K2S .
Explanation of Solution
The electronic configuration of potassium with atomic number 19 is 1s22s22p63s23p64s1 . Potassium atom has the tendency to lose one electron from the valence shell to obtain stable electronic configuration like the nearest inert gas argon. For this reason, potassium atom loses 1 electron to form potassium ion (K+) .
The electronic configuration of sulfur with atomic number 16 is 1s22s22p63s23p4 . Sulfur atom has the tendency to gain two electrons to obtain stable octet structure. For this reason, sulfur atom gains 2 electrons to form sulfide ion (S2−) .
Two potassium ions combine with one sulfide ion to balance the charge and form a neutral binary compound K2S .
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K
Draw the starting structure that would lead to the major
product shown under the provided conditions.
Drawing
1. NaNH2
2. PhCH2Br
4 57°F
Sunny
Q Search
7
Draw the starting alkyl bromide that would produce this alkyne
under these conditions.
F
Drawing
1. NaNH2, A
2. H3O+
£
4 Temps to rise
Tomorrow
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H2
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