Consider the reaction of steam with pure Si. Si + 2H 2 O(g) ---> SiO 2 + 2H 2 (1
ID: 912356 • Letter: C
Question
Consider the reaction of steam with pure Si.
Si + 2H2O(g) ---> SiO2 + 2H2 (1)
How many elements are involved? _______ Which ones ____________________________
How many components are involved? _______ Which ones ___________________________
How many independent reactions are involved? _____________________
Write the formation reaction for steam.
___________________________________________________________________ (2)
Write the formation reaction for silica.
_________________________________________________________________
Explanation / Answer
Solution :-
Consider the reaction of steam with pure Si.
Si + 2H2O(g) ---> SiO2 + 2H2
How many elements are involved?
Elements involved are 2
Which and H2
how many components are involved?
Components involves are 4
Which , H2O, H2 , SiO2
How many independent reactions are involved?
Independent reactions are 2
Write the formation reaction for steam.
Reaction of the formation of steam is as follows
2H2(g) + O2(g) ------ > 2H2O(g)
Write the formation reaction for silica.
Reaction of the formation of the silica is as follows
Si(s) + 2H2O(g) ---- > SiO2(s) + 2H2(g)
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