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Question

A balanced reaction between sodium and water to produce sodium hydroxide is given by :
  1. Na+2H2O2NaOH+H2
  2. Na+H2O2NaOH
  3. 2Na+H2O2NaOH+H2
  4. 2Na+2H2O2NaOH+H2

A
Na+H2O2NaOH
B
2Na+H2O2NaOH+H2
C
2Na+2H2O2NaOH+H2
D
Na+2H2O2NaOH+H2
Solution
Verified by Toppr

Metallic sodium reacts rapidly with water to form sodium hydroxide and releases hydrogen gas. The balanced chemical equation is ,
2Na+2H2O2NaOH+H2 So the correct option is B

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Similar Questions
Q1
NaOH can be prepared by two methods each with two steps having 100% extent.
I : 2Na+2H2O2NaOH+H2
2H2+O22H2O
II : 2Na+12O2Na2O
Na2O+H2O2NaOH
Which gives better yield?
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Q2
Consider the following reaction taking place completely.
2Na+2H2O2NaOH+H2
If the number of moles of H2 formed from 0.46 g of Na is x, then 100x is :
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Q3
Consider the following reactions:
I. 2Na+2H2O2NaOH+H2
II. 2NaOH+Cl2NaCl+NaOCl+H2O
III. 4OHO2+2H2O+4e
IV. 2ClCl2+2e
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Q4
Given below are two reaction of water with sodium and carbon dioxide, what is the nature of water in these reaction?
(i)2Na+2H2O2NaOH+H2
(ii)6CO2+12H2OC6H126+6H2O+6O2
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Q5
Consider the following reaction taking place completely.
2Na+2H2O2NaOH+H2
How many milligrams of NaOH will be formed by 0.01 mole of Na? (Given that Na=23,H=1,O=16)
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