Complete the following reaction equation :
NaOH (cold & dilute) + Cl2
XeF4 + H2O
Answers
Answer:
1. Nacl + HOCl
2. XeOF2 + 2HF
Explanation:
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12th
Chemistry
The p-Block Elements
Chlorine
Write the equations for rea...
CHEMISTRY
Write the equations for reaction of chlorine with the following:
(a) Cold and dilute NaOH (b) Excess NH
3
(c) Ca(OH)
2
(d) Na
2
S
2
O
3
MEDIUM
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ANSWER
Reaction of chlorine with-
(a) Cold and dilute NaOH:
When chlorine reacts with cold and dilute solution of sodium hydroxide the products obtained are Cl
−
+ClO
−
.
Cl
2
+
(Cold and dilute)
2NaOH
⟶NaCl+NaOClO
(b) Excess NaOH:
Chlorine reacts with excess ammonia to give ammonium chloride (NH
4
Cl) and Nitrogen gas.
3Cl
2
+
(Excess)
8NH
3
⟶6NH
4
Cl+N
2
(c) Ca(OH)
2
:
Dry slaked lime with chlorine is used to prepare bleaching powder.
Cl
2
+Ca(OH)
2
⟶CaOCl
2
+CaCl
2
+HCl
The mixture is known as bleaching powder.
(d) Na
2
S
2
O
3
:
Sodium thiosulfate react with chlorine and water to produce sulphur, hydrogen chloride and sodium sulphate.
Cl
2
+Na
2
S
2
O
3
⟶Na
2
SO
4
+HCl+S