What will happen to the NO2 concentration at equilibrium if the [N203] is lowered N203(g) energy NO(g) NO2(9) + + O A. increase B. decrease C. stay the same

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Actinides

The elements in which the extra electron tends to enter the 5f-orbitals of (n–2)th main shell are considered 5f-block elements. They are also named actinides. Actinides include 15 elements, from atomic number 89 to 103.