Match list-I with list-II :

Question:

Match list-I with list-II :

Choose the most appropriate answer the option given below:

  1. $a-i v, b-i i i, c-i, d-i i$

  2. $a-i v, b-i i i, c-i i, d-i$

  3. $a-i i i, b-i v, c-v, d-i i$

  4. $a-i i i, b-i v, c-i i, d-v$

Correct Option: , 2

Solution:

(a) $\mathrm{Be} \rightarrow$ it is used in the Windows of $\mathrm{X}$-ray tubes

(b) $\mathrm{Mg} \rightarrow$ it is used in the Incendiary bombs and signals

(c) $\mathrm{Ca} \rightarrow$ it is used in the Extraction of metals

(d) $\mathrm{Ra} \rightarrow$ it is used in the Treatment of cancer

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