Chemistry, asked by sasarita7559, 1 year ago

Bond order normally gives idea of stability of a molecular species. All the molecules viz. H2, li2 and b2 have the same bond order yet they are not equally stable. Their stability order is:

Answers

Answered by monica789412
6

H2 >Li2 > B2 is the order of stability

Explanation:

Bond order is defined as the number of bonds present in the chemical. Bond order is used to know the stability of bonds between the two atoms.

H2  1S2

Li2   1S22S2   ( here 2 electrons in anti bonding)

B2   1s2s22p1  ( here four electrons in anti bonding)

The stability also depends upon the bond order, the more the number of anti bonding electron the low is the stability.

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Answered by NainaRamroop
4

Bond order normally gives idea of stability of a molecular species all the molecules via H2, O2 and B2 have the same board order that they are not equally stable. Their stability order is:

H2> O2>B2 is the stability order.

The reason for this is given below:

The number of bonds present in the chemical structure of compound or elements is defined as bond number.

- The stability of the bond between the two atoms can we came to know by the bond order.

- The idea of stability of a molecular species is generally given by bond order.

- Here,r even H2, Li2 and B2 have the same bond order but then also their stability is not same because.

- Here, are the configuration of these three elements:

H2 = 1S^2

Li2 = 1S^2 2S^2

B2 = 1S^2 2S^2 2p^1

- Here, hydrogen has no electron in antibonding whereas Li2 has two electrons in antibonding and on the other hand B2 has four electrons in the antibonding,

- The lower is the stability of the element, Higher is the number of the antibonding electrons upon which stability of Bond order depends.

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