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Select correct set of species which can'...

Select correct set of species which can't react with water but react with NaOH,
(i) `NO_(2)`
(ii) `P_(4)`
(iii) `Al`
(iv) `I_(2)`

A

Only (iv)

B

(iii) and (iv)

C

(ii), (iii) and (iv)

D

all (i), (ii), (iii) and (iv)

Text Solution

AI Generated Solution

The correct Answer is:
To solve the question of identifying the correct set of species that cannot react with water but can react with NaOH, we will analyze each of the given species one by one. ### Step-by-Step Solution: 1. **Identify the species:** The species given are: - (i) NO₂ - (ii) P₄ - (iii) Al - (iv) I₂ 2. **Check each species for reaction with water:** - **NO₂:** - When NO₂ reacts with water, it forms nitric acid (HNO₃) and nitrous acid (HNO₂). - **Conclusion:** NO₂ reacts with water. - **P₄:** - Phosphorus (P₄) does not react with water under normal conditions. - **Conclusion:** P₄ does not react with water. - **Al:** - Aluminum (Al) does not react with water directly but can react with steam or hot water to form aluminum oxide and hydrogen gas. However, under normal conditions, it does not react with cold water. - **Conclusion:** Al does not react with water under normal conditions. - **I₂:** - Iodine (I₂) does not react with water. - **Conclusion:** I₂ does not react with water. 3. **Check each species for reaction with NaOH:** - **NO₂:** - When NO₂ reacts with NaOH, it forms sodium nitrite (NaNO₂) and sodium nitrate (NaNO₃). - **Conclusion:** NO₂ reacts with NaOH. - **P₄:** - When P₄ reacts with NaOH, it can form sodium hypophosphite (NaH₂PO₂) and phosphine (PH₃). - **Conclusion:** P₄ reacts with NaOH. - **Al:** - Aluminum reacts with NaOH to form sodium aluminate (NaAlO₂) and hydrogen gas. - **Conclusion:** Al reacts with NaOH. - **I₂:** - Iodine reacts with NaOH to form sodium iodide (NaI) and sodium hypoiodite (NaOI). - **Conclusion:** I₂ reacts with NaOH. 4. **Summarize the findings:** - Species that do not react with water: P₄, Al, I₂ - Species that react with NaOH: P₄, Al, I₂ 5. **Final answer:** The correct set of species that cannot react with water but can react with NaOH is: - (ii) P₄ - (iii) Al - (iv) I₂

To solve the question of identifying the correct set of species that cannot react with water but can react with NaOH, we will analyze each of the given species one by one. ### Step-by-Step Solution: 1. **Identify the species:** The species given are: - (i) NO₂ - (ii) P₄ ...
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