CTET 2 Math and Science 4 Jan 2022 Paper

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Question : 67 of 150
 
Marks: +1, -0
Given below are some substances and their mode of storage in a laboratory. Match the correct answer.
  A   B
(a)  Sodium metal (i)  in a glass bottle
(b) Phosphorus (ii) in a plastic bottle
(c) Sodium hydroxide pellets (iii)  under water
(d) Mercury (iv) in kerosene
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