Ch4+2O2->CO2 +2H2O   Do I understand this correctly ?   If I burn 1m3/hr of CH4 with 2m3/hr O2, do I get 1m3/hr of CO2 and 2m3/hr of H20? Refering to the above equation.

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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.