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JEE Advanced Chemical Bonding and Molecular Structure — practice questions — page 2

Explore 37 free Chemical Bonding and Molecular Structure questions in JEE Advanced Chemistry. Open each question or exercise to read its content, reference answers and available explanation.

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Chemical Bonding and Molecular Structure questions and exercises with answers

Showing questions 31–37 of 37.

Which one does not belongRead the answer and worked solution →Add or subtract the electronRead the answer and worked solution →Spot the false statementRead the answer and worked solution →Which ones belongRead the answer and worked solution →Knock out the true statementsRead the answer and worked solution →Bonding bingoRead the answer and worked solution →Which idea explains itRead the answer and worked solution →

Worked practice questions

Which one does not belong

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Questions
  1. Items
    1. Lithium
    2. Sulphur
    3. Beryllium
    Odd item
    Sulphur
  2. Items
    1. VSEPR
    2. Valence bond
    3. Vapour pressure
    Odd item
    Vapour pressure
  3. Items
    1. Bond market
    2. Bond order
    3. Bond length
    Odd item
    Bond market
  4. Items
    1. Sigma bond
    2. Ionic lattice
    3. Pi bond
    Odd item
    Ionic lattice
Instructions
Tap the item that does not fit with the others.
_Source: syllabus Chemistry Part I, Unit 4 'Chemical Bonding and Molecular Structure'_

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Add or subtract the electron

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Questions
  1. Answer
    Add one
    Question
    A negative charge on the ion
    Choices
    1. Add one
    2. Subtract one
  2. Answer
    Subtract one
    Question
    A positive charge on the ion
    Choices
    1. Subtract one
    2. Add one
  3. Answer
    Add two
    Question
    A two minus anion
    Choices
    1. Add two
    2. Subtract two
  4. Answer
    Subtract two
    Question
    A two plus cation
    Choices
    1. Subtract two
    2. Add two
  5. Answer
    Change nothing
    Question
    A neutral molecule
    Choices
    1. Change nothing
    2. Add one
  6. Answer
    Add three
    Question
    A three minus anion
    Choices
    1. Add three
    2. Subtract three
Instructions
Pick the right one each time. Too many wrong picks and the tower falls.
_Source: syllabus Chemistry Part I, Unit 4 'Chemical Bonding and Molecular Structure'_

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Spot the false statement

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Questions
  1. False statement
    A pi bond overlaps more than a sigma
    Statements
    1. A pi bond overlaps more than a sigma
    2. The octet is a stable arrangement
    3. Only valence electrons form bonds
  2. False statement
    Boron always completes its octet
    Statements
    1. Third period elements may use 3d orbitals
    2. Boron always completes its octet
    3. Some central atoms hold fewer than eight
  3. False statement
    Bond order in hydrogen is two
    Statements
    1. Bond order in nitrogen is three
    2. Bond enthalpy is measured in kJ per mole
    3. Bond order in hydrogen is two
  4. False statement
    Dipole moment ignores the charge separation
    Statements
    1. Dipole moment ignores the charge separation
    2. Resonance covers what one structure cannot
    3. Lattice enthalpy separates an ionic solid
Instructions
Two statements are true and one is false. Tap the false one.
_Source: syllabus Chemistry Part I, Unit 4 'Chemical Bonding and Molecular Structure'_

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