Which of the following metals start burning when kept in open atmosphe – McqOptions

MCQOPTIONS

1.	Which of the following metals start burning when kept in open atmosphere - 1- Sodium 2- Potassium 3- Lithium
A.	केवल 1 और 2
B.	केवल 2 और 3
C.	केवल 3
D.	1, 2 और 3
Answer» B. केवल 2 और 3

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