Match the following:
Metal Uses $1. \text{Be}$ $c. \text{To prepare windows of X-rays}$ $2. \text{Ca}$ $d. \text{To remove air from vacuumized tubes}$ $3. \text{Mg}$ $a. \text{To prepare Grignard reagent}$
| Metal | Uses |
|---|---|
| $1. \text{Be}$ | $c. \text{To prepare windows of X-rays}$ |
| $2. \text{Ca}$ | $d. \text{To remove air from vacuumized tubes}$ |
| $3. \text{Mg}$ | $a. \text{To prepare Grignard reagent}$ |
- A$1-c, 2-d, 3-a$
- B$1-c, 2-a, 3-d$
- C$1-d, 2-c, 3-a$
- D$1-a, 2-d, 3-c$
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