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Question: Answered & Verified by Expert

Match list-I with list-II :

       
(a) Be (i) Treatment of cancer
(b) Mg (ii) Extraction of metals
(c) Ca (iii) Incendiary bombs and signals
(d) Ra (iv) Windows of X-ray tubes
    (v) Bearings for motor engines.

Choose the most appropriate answer, the option given below :

Chemistrys Block ElementsJEE MainJEE Main 2021 (18 Mar Shift 2)
Options:
  • A a-iv, b-iii, c-i, d-ii
  • B a-iv,b-iii,c-ii,d-i
  • C a-iii, b-iv, c-v, d-ii
  • D a-iii, b-iv, c-ii, d-v
Solution:
2571 Upvotes Verified Answer
The correct answer is: a-iv,b-iii,c-ii,d-i
(a) Be it is used in the Windows of X -ray
tubes
(b) Mg it is used in the Incendiary bombs
and signals
(c) Ca it is used in the Extraction of metals
(d) Ra it is used in the Treatment of cancer

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