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KCET Aldehydes, Ketones and Carboxylic Acids — practice questions — page 2

Explore 47 free Aldehydes, Ketones and Carboxylic Acids questions in KCET Chemistry. Open each question or exercise to read its content, reference answers and available explanation.

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Aldehydes, Ketones and Carboxylic Acids questions and exercises with answers

Showing questions 31–47 of 47.

Two are true, one is notRead the answer and worked solution →Three of these are wrong. Find the one that holds.Read the answer and worked solution →Bonded pair or lone pair?Read the answer and worked solution →Flip and pair: term with meaningRead the answer and worked solution →Spot the one that does not belongRead the answer and worked solution →Order the reasoning: why resonance is neededRead the answer and worked solution →Reading the definitions backRead the answer and worked solution →True or false: what bond parameters affectRead the answer and worked solution →Bond parameters in useRead the answer and worked solution →Which parameter answers this?Read the answer and worked solution →True or false: resonanceRead the answer and worked solution →Order the steps: draw a Lewis structureRead the answer and worked solution →Spot the one that does not belongRead the answer and worked solution →Assertion and reason: structureRead the answer and worked solution →Flip and pair: parameter with what it measuresRead the answer and worked solution →Match each carbonyl testRead the answer and worked solution →Which one does NOT belong?Read the answer and worked solution →

Worked practice questions

Two are true, one is not

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Questions
  1. False statement
    Lewis explained ionic bonding
    Statements
    1. Kossel explained ionic bonding
    2. Lewis explained covalent bonding
    3. Lewis explained ionic bonding
  2. False statement
    Lone pairs form the bond
    Statements
    1. Lone pairs form the bond
    2. A double bond shares two pairs
    3. Lone pairs do not bond
  3. False statement
    An ionic solid is a single molecule
    Statements
    1. An ionic solid is a lattice
    2. An ionic solid is a single molecule
    3. Charge balances in the lattice
The false line swaps the two bonding accounts. Source: syllabus Chemistry, Ch 4 Chemical Bonding and Molecular Structure.

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Three of these are wrong. Find the one that holds.

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Questions
  1. Question
    Three of these statements about covalent bonding are false.
    Choices
    1. Item
      It shares electron pairs
      Correct
      Yes
    2. Explanation
      Transfer describes IONIC bonding.
      Item
      It transfers electrons outright
    3. Explanation
      Lattices are the ionic picture.
      Item
      It forms a crystal lattice
    4. Explanation
      Lewis described covalent bonding.
      Item
      It was first described by Kossel
Each trap confuses the two bonding models. Source: syllabus Chemistry, Ch 4 Chemical Bonding and Molecular Structure.

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Bonded pair or lone pair?

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Items
  1. Item
    Shared between two atoms
    Category
    Bonded pair
  2. Item
    Makes the covalent bond
    Category
    Bonded pair
  3. Item
    Not involved in bonding
    Category
    Lone pair
  4. Item
    Sits on one atom alone
    Category
    Lone pair
Categories
  1. Item
    Bonded pair
  2. Item
    Lone pair
Only one of them holds the atoms together. Source: syllabus Chemistry, Ch 4 Chemical Bonding and Molecular Structure.

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