MCQ
Chloroethane reacts with X to form diethyl ether. What is X?
- A$NaOH$
- B$H _2 SO _4$
- ✓$C _2 H _5 ONa$
- D$C _2 H _5 Cl$
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The radius of an atom is 300 pm, if it crystallizes in a face centered cubic lattice, the length of the edge of the unit cell is ____________.
| Column-I | Column-II |
| A. Adipic acid + Hexamethylene diamine | 1. Nylon 6 |
| B. Caprolactum | 2. Tenylene |
| C. Glycol + Terephthalic acid | 3. Bakelite |
| D. Phenol + Formaldehyde | 4. Nylon 6,6 |