(a) Interpretation: Whether the element Br is more electronegative or the element Cl , is to be stated. Concept introduction: Electronegativity is a term which describes the tendency of any species to pull the shared pair of electrons towards itself. More is the electronegativity of an element, more is the attraction of electron pairs towards itself. Trend of electronegativity in a period is different from the trend of electronegativity in a group.

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Answer 1

Question

Chapter 12, Problem 49E

Interpretation Introduction

(a)

Interpretation:

Whether the element Br is more electronegative or the element Cl, is to be stated.

Concept introduction:

Electronegativity is a term which describes the tendency of any species to pull the shared pair of electrons towards itself. More is the electronegativity of an element, more is the attraction of electron pairs towards itself. Trend of electronegativity in a period is different from the trend of electronegativity in a group.

Interpretation Introduction

(b)

Interpretation:

Whether the element O is more electronegative or the element S, is to be stated

Concept introduction:

Electronegativity is a term which describes the tendency of any species to pull the shared pair of electrons towards itself. More is the electronegativity of an element; more is the attraction of electron pairs towards itself. Trend of electronegativity in a period is different from the trend of electronegativity in a group.

Interpretation Introduction

(c)

Interpretation:

Whether the element Se is more electronegative or the element As, is to be stated

Concept introduction:

Electronegativity is a term which describes the tendency of any species to pull the shared pair of electrons towards itself. More is the electronegativity of an element; more is the attraction of electron pairs towards itself. Trend of electronegativity in a period is different from the trend of electronegativity in a group.

Interpretation Introduction

(d)

Interpretation:

Whether the element N is more electronegative or the element F, is to be stated

Concept introduction:

Electronegativity is a term which describes the tendency of any species to pull the shared pair of electrons towards itself. More is the electronegativity of an element; more is the attraction of electron pairs towards itself. Trend of electronegativity in a period is different from the trend of electronegativity in a group.

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Predict which element in each of the following pairs is more electronegative according to the general electronegativity trends in the periodic table: (a) N or O (b) Br or Se (c) F or Cl (d) Si or C

Three main group elements, X, Y and Z, from three different groups inthe Periodic Table, each form a neutral trifluoride, i.e. XF3, YF3 andZF3. (a) To which three groups of the Periodic Table could the elementsX, Y and Z belong? Are any of these atoms X, Y or Zhypervalent in the trifluorides formed? (b) Use VSEPR theory to deduce the shapes of the molecules XF3,YF3 and ZF3, showing full working, and sketch these shapes (c) Only two of the three trifluorides have a non-zero dipole moment.For these molecules to which groups of the Periodic Table do thecentral atoms belong?

State whether each of these statements is true or false.(a) The longer the bond, the larger the bond enthalpy.(b) C—C bonds are stronger than C—H bonds. (c) A typicalsingle bond length is in the 5–10 Å range. (d) If you breaka chemical bond, energy is released. (e) Energy is stored inchemical bonds.

Answer 2

Question

Chapter 12, Problem 49E

Interpretation Introduction

(a)

Interpretation:

Whether the element Br is more electronegative or the element Cl, is to be stated.

Concept introduction:

Electronegativity is a term which describes the tendency of any species to pull the shared pair of electrons towards itself. More is the electronegativity of an element, more is the attraction of electron pairs towards itself. Trend of electronegativity in a period is different from the trend of electronegativity in a group.

Interpretation Introduction

(b)

Interpretation:

Whether the element O is more electronegative or the element S, is to be stated

Concept introduction:

Electronegativity is a term which describes the tendency of any species to pull the shared pair of electrons towards itself. More is the electronegativity of an element; more is the attraction of electron pairs towards itself. Trend of electronegativity in a period is different from the trend of electronegativity in a group.

Interpretation Introduction

(c)

Interpretation:

Whether the element Se is more electronegative or the element As, is to be stated

Concept introduction:

Electronegativity is a term which describes the tendency of any species to pull the shared pair of electrons towards itself. More is the electronegativity of an element; more is the attraction of electron pairs towards itself. Trend of electronegativity in a period is different from the trend of electronegativity in a group.

Interpretation Introduction

(d)

Interpretation:

Whether the element N is more electronegative or the element F, is to be stated

Concept introduction:

Electronegativity is a term which describes the tendency of any species to pull the shared pair of electrons towards itself. More is the electronegativity of an element; more is the attraction of electron pairs towards itself. Trend of electronegativity in a period is different from the trend of electronegativity in a group.

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Answer 3

Question

Chapter 12, Problem 49E

Interpretation Introduction

(a)

Interpretation:

Whether the element Br is more electronegative or the element Cl, is to be stated.

Concept introduction:

Electronegativity is a term which describes the tendency of any species to pull the shared pair of electrons towards itself. More is the electronegativity of an element, more is the attraction of electron pairs towards itself. Trend of electronegativity in a period is different from the trend of electronegativity in a group.

Interpretation Introduction

(b)

Interpretation:

Whether the element O is more electronegative or the element S, is to be stated

Concept introduction:

Electronegativity is a term which describes the tendency of any species to pull the shared pair of electrons towards itself. More is the electronegativity of an element; more is the attraction of electron pairs towards itself. Trend of electronegativity in a period is different from the trend of electronegativity in a group.

Interpretation Introduction

(c)

Interpretation:

Whether the element Se is more electronegative or the element As, is to be stated

Concept introduction:

Electronegativity is a term which describes the tendency of any species to pull the shared pair of electrons towards itself. More is the electronegativity of an element; more is the attraction of electron pairs towards itself. Trend of electronegativity in a period is different from the trend of electronegativity in a group.

Interpretation Introduction

(d)

Interpretation:

Whether the element N is more electronegative or the element F, is to be stated

Concept introduction:

Electronegativity is a term which describes the tendency of any species to pull the shared pair of electrons towards itself. More is the electronegativity of an element; more is the attraction of electron pairs towards itself. Trend of electronegativity in a period is different from the trend of electronegativity in a group.

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Answer 4

Question

Chapter 12, Problem 49E

Interpretation Introduction

(a)

Interpretation:

Whether the element Br is more electronegative or the element Cl, is to be stated.

Concept introduction:

Electronegativity is a term which describes the tendency of any species to pull the shared pair of electrons towards itself. More is the electronegativity of an element, more is the attraction of electron pairs towards itself. Trend of electronegativity in a period is different from the trend of electronegativity in a group.

Interpretation Introduction

(b)

Interpretation:

Whether the element O is more electronegative or the element S, is to be stated

Concept introduction:

Electronegativity is a term which describes the tendency of any species to pull the shared pair of electrons towards itself. More is the electronegativity of an element; more is the attraction of electron pairs towards itself. Trend of electronegativity in a period is different from the trend of electronegativity in a group.

Interpretation Introduction

(c)

Interpretation:

Whether the element Se is more electronegative or the element As, is to be stated

Concept introduction:

Electronegativity is a term which describes the tendency of any species to pull the shared pair of electrons towards itself. More is the electronegativity of an element; more is the attraction of electron pairs towards itself. Trend of electronegativity in a period is different from the trend of electronegativity in a group.

Interpretation Introduction

(d)

Interpretation:

Whether the element N is more electronegative or the element F, is to be stated

Concept introduction:

Electronegativity is a term which describes the tendency of any species to pull the shared pair of electrons towards itself. More is the electronegativity of an element; more is the attraction of electron pairs towards itself. Trend of electronegativity in a period is different from the trend of electronegativity in a group.

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Answer 5

Chapter 12, Problem 49E

Interpretation Introduction

(a)

Interpretation:

Whether the element Br is more electronegative or the element Cl, is to be stated.

Concept introduction:

Electronegativity is a term which describes the tendency of any species to pull the shared pair of electrons towards itself. More is the electronegativity of an element, more is the attraction of electron pairs towards itself. Trend of electronegativity in a period is different from the trend of electronegativity in a group.

Interpretation Introduction

(b)

Interpretation:

Whether the element O is more electronegative or the element S, is to be stated

Concept introduction:

Electronegativity is a term which describes the tendency of any species to pull the shared pair of electrons towards itself. More is the electronegativity of an element; more is the attraction of electron pairs towards itself. Trend of electronegativity in a period is different from the trend of electronegativity in a group.

Interpretation Introduction

(c)

Interpretation:

Whether the element Se is more electronegative or the element As, is to be stated

Concept introduction:

Electronegativity is a term which describes the tendency of any species to pull the shared pair of electrons towards itself. More is the electronegativity of an element; more is the attraction of electron pairs towards itself. Trend of electronegativity in a period is different from the trend of electronegativity in a group.

Interpretation Introduction

(d)

Interpretation:

Whether the element N is more electronegative or the element F, is to be stated

Concept introduction:

Electronegativity is a term which describes the tendency of any species to pull the shared pair of electrons towards itself. More is the electronegativity of an element; more is the attraction of electron pairs towards itself. Trend of electronegativity in a period is different from the trend of electronegativity in a group.

Answer 6

Chapter 12, Problem 49E

Interpretation Introduction

(a)

Interpretation:

Whether the element Br is more electronegative or the element Cl, is to be stated.

Concept introduction:

Electronegativity is a term which describes the tendency of any species to pull the shared pair of electrons towards itself. More is the electronegativity of an element, more is the attraction of electron pairs towards itself. Trend of electronegativity in a period is different from the trend of electronegativity in a group.

Answer 7

Chapter 12, Problem 49E

Interpretation Introduction

(a)

Interpretation:

Whether the element Br is more electronegative or the element Cl, is to be stated.

Concept introduction:

Electronegativity is a term which describes the tendency of any species to pull the shared pair of electrons towards itself. More is the electronegativity of an element, more is the attraction of electron pairs towards itself. Trend of electronegativity in a period is different from the trend of electronegativity in a group.

Answer 8

Interpretation Introduction

(b)

Interpretation:

Whether the element O is more electronegative or the element S, is to be stated

Concept introduction:

Electronegativity is a term which describes the tendency of any species to pull the shared pair of electrons towards itself. More is the electronegativity of an element; more is the attraction of electron pairs towards itself. Trend of electronegativity in a period is different from the trend of electronegativity in a group.

Answer 9

Interpretation Introduction

(b)

Interpretation:

Whether the element O is more electronegative or the element S, is to be stated

Concept introduction:

Electronegativity is a term which describes the tendency of any species to pull the shared pair of electrons towards itself. More is the electronegativity of an element; more is the attraction of electron pairs towards itself. Trend of electronegativity in a period is different from the trend of electronegativity in a group.

Answer 10

Interpretation Introduction

(c)

Interpretation:

Whether the element Se is more electronegative or the element As, is to be stated

Concept introduction:

Electronegativity is a term which describes the tendency of any species to pull the shared pair of electrons towards itself. More is the electronegativity of an element; more is the attraction of electron pairs towards itself. Trend of electronegativity in a period is different from the trend of electronegativity in a group.

Answer 11

Interpretation Introduction

(c)

Interpretation:

Whether the element Se is more electronegative or the element As, is to be stated

Concept introduction:

Electronegativity is a term which describes the tendency of any species to pull the shared pair of electrons towards itself. More is the electronegativity of an element; more is the attraction of electron pairs towards itself. Trend of electronegativity in a period is different from the trend of electronegativity in a group.

Answer 12

Interpretation Introduction

(d)

Interpretation:

Whether the element N is more electronegative or the element F, is to be stated

Concept introduction:

Electronegativity is a term which describes the tendency of any species to pull the shared pair of electrons towards itself. More is the electronegativity of an element; more is the attraction of electron pairs towards itself. Trend of electronegativity in a period is different from the trend of electronegativity in a group.

Answer 13

Interpretation Introduction

(d)

Interpretation:

Whether the element N is more electronegative or the element F, is to be stated

Concept introduction:

Electronegativity is a term which describes the tendency of any species to pull the shared pair of electrons towards itself. More is the electronegativity of an element; more is the attraction of electron pairs towards itself. Trend of electronegativity in a period is different from the trend of electronegativity in a group.

Answer 14

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Answer 15

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Answer 16

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Answer 17

Ch. 12 - Prob. 1CE Ch. 12 - Prob. 2CE Ch. 12 - Prob. 3CE Ch. 12 - Prob. 4CE Ch. 12 - Prob. 5CE Ch. 12 - Prob. 6CE Ch. 12 - Prob. 7CE Ch. 12 - Prob. 8CE Ch. 12 - Prob. 9CE Ch. 12 - Prob. 10CE

Solution Summary: The author defines electronegativity as the power of a species or an element to pull the shared pair of electrons towards itself.

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