Science, asked by sanitizerrr002, 3 months ago

plz answers with explanation

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Answered by mnaiya2005

2

Answer:

1) silicon (si)

3) light emitting diode.

4) change of colour of solution may occur.

5) the zinc is plated over the iron or steel.

gold is plated over the iron.

sorry guys i dont know the 2 answer.

hope it helps you...

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