1. Tardigrade
  2. Question
  3. Chemistry
  4. Which of the following statements are correct? 1. A textσ bond is stronger than a π bond 2. A covalent bond is stronger than a hydrrogen bond 3. HF is more polar than HCl 4. There is one electrovalent bond and three covalent bonds in methylene chloride Select the correct answer using the codes given below

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Q. Which of the following statements are correct?

1. A σ bond is stronger than a π bond

2. A covalent bond is stronger than a hydrrogen bond

3. HF is more polar than HCl

4. There is one electrovalent bond and three covalent bonds in methylene chloride

Select the correct answer using the codes given below

NTA AbhyasNTA Abhyas 2020Chemical Bonding and Molecular Structure

Solution:

Here statement 1, 2 and 3 are correct while 4 is incorrect as in methylene chloride (CH2Cl2) , all four bonds are covalent.

A σ and covalent bond are stronger than a π bond due to stronger overlapping.

HF is more polar than HCl due to more electronegativity difference.