Single Answer MCQ
Q-00039814
Which of the following represents a balanced chemical equation?
1
2H2 + O2 → 2H2O
2
H2 + O2 → H2O
3
H2 + 2O → H2O
4
2H + O → H2O
Answer and Solution
Answer
A. 2H2 + O2 → 2H2O
Solution:
Option 0 is balanced with 4 Hydrogens and 2 Oxygens on both sides. Option 1 has unequal Hydrogen atoms; Option 2 and 3 similarly do not balance atoms.
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