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नाइट्रोजन N2 गैस का मास कितना है?

24 ग्राम

28 ग्राम (correct)

32 ग्राम

20 ग्राम

नाइट्रोजन N2 गैस की मौलिक संरचना में कितने अणु होते हैं?

2 (correct)

4

1

3

एक ग्राम नाइट्रोजन N2 गैस की कितनी मोल होती है?

$0.055$ मोल

$0.035$ मोल (correct)

$0.025$ मोल

$0.045$ मोल

$N_2$ गैस का प्रत्यक्ष मान कितने होता है?

$28 imes 10^{-3} ext{ g}$ Signup and view all the answers

$N_2$ गैस की संरचना में कितने नित्रोजन अणु होते हैं?

$2$ Signup and view all the answers

What is the definition of bond dissociation enthalpy?

The change in enthalpy when one mole of covalent bonds of a gaseous covalent compound is broken to form products in the gas phase Signup and view all the answers

In the case of polyatomic molecules, what can be said about bond dissociation enthalpy?

It is different for different bonds within the same molecule Signup and view all the answers

What does the term 'mean bond enthalpy' refer to?

The average value for the bond dissociation enthalpies of a given type of bond as it occurs in different chemical compounds Signup and view all the answers

What is the relationship between bond dissociation enthalpy and heat of reaction?

Bond dissociation enthalpy can be related to heat of reaction as it represents the energy required to break specific types of bonds in a molecule Signup and view all the answers

What does the bond dissociation enthalpy represent for diatomic molecules?

The enthalpy change when one mole of covalent bonds of a gaseous diatomic molecule is broken to form products in the gas phase Signup and view all the answers