Question

the atomic number of four elements A,B,C and D is 12,15,13 and 3 respectively. the element which cannot form a cation is?

Answer 1

Explanation:

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Answer 2

Answer:

Second class lever load is located between the efforts and the fulcrum. If load is closer to the fulcrum than the effort then less effort will be required to move the load

Explanation:

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