Question

Rank the metals from most reactive (1) to least reactive (3).

Tantalum:

Niobium:

Dubnium:


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Answer 1

Answer:

Metals react by lose of electrons. Reactivity increases down a group since the valence electrons are further from the nucleus. In this case arranging these elements with respect to their atomic

Explanation:

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Answer 2

Explanation:

3

2

1

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