That element is manganese. As they are in same horizontal row (period) and are next to each other. That is why they show same properties.
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Answer:
Si is reduced since it loses the oxygen atom
Answer:
r = k [ B ]
Explanation:
⇒ r = k [ A ]/2 = k [ B ]
Answer:
Coal
Explanation:
Once it's all been mined, there's no more. It's not like we grow it.
Answer:
C. Bones carry impulses to the nervous system.
Explanation:
hop this helps