Question
Magnesium metal burns in oxygen to form magnesium
oxide, MgO.
(a) Write a balanced equation for the reaction
Why is it 2Mg+O2->2MgO
and not Mg+O->MgO
oxide, MgO.
(a) Write a balanced equation for the reaction
Why is it 2Mg+O2->2MgO
and not Mg+O->MgO
Answers
because oxygen comes in O2 molecules, not single-atom units.
Remember the mnemonic of "Have No Fear Of Ice Cold Beer".
hydrogen
nitrogen
fluorine
oxygen
iodine
chlorine
bromine
and add their cousins of P4 and S8.
The other elements are monatomic at room T and P.
hydrogen
nitrogen
fluorine
oxygen
iodine
chlorine
bromine
and add their cousins of P4 and S8.
The other elements are monatomic at room T and P.
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