Why is the formula for Magnesium oxide MgO, but for potassium oxide it is K2O
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Jammu and Kashmir is essentially a grain growing state. Rice, maize, wheat, millets, and pulses are its major food crops. ... 8.19 that in the Valley of Kashmir commercial crops occupy over 20 per cent of the agricultural land except in Badgam in which this is 16 per cent.
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O has the valency 2 and Mg requires 2 electrons to complete octet. K requires 1 electron to complete an octet. Hence 2 K atoms are required to make a molecule.
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