ABC26IN0178 · Main Group Elements
Subject: Inorganic Chemistry · Chapter: Main Group Elements · Topic: Phosphazenes Sn Compounds · Exam: CSIR-NET 2011 · Marks: 2 · Difficulty: Medium
Match List-I (compounds) with List-II (application) and select the correct answer using the codes given below the lists. | List 1 | List 2 |
|---|
| (A) Tri sodium phosphate | (i) Plasticizer |
| (B) Tri aryl phosphates | (ii) Water softener |
| (C) Tri ethyl phosphate | (iii) Toothpaste |
| (D) Calcium hydrogen phosphate | (iv) Insecticides |
(a)(A)-ii (B)-i (C)-iv (D)-iii
(b)(A)-i (B)-ii (C)-iv (D)-iii
(c)(A)ii- (B)-iii (C)-iv (D)-i
(d)(A)-iii (B)-i (C)-ii (D)-iv
Answer
Explanation
Compounds and uses: | Compound | Use |
|---|
| (A) $\mathrm{Na_3PO_4}$ | Water softener |
| (B) $\mathrm{Ar_3PO_4}$ | Plasticizer |
| (C) $\mathrm{Et_3PO_4}$ | Insecticide |
| (D) $\mathrm{CaHPO_4 \cdot 2H_2O}$ | Toothpaste |
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