chemistry. Which is a base?

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ZnCO3, CL2, NaCL, Zn(NO3)2, Zn.

THANK YOU!

  • chemistry. Which is a base? -

    It isn't quite that simple. All of them might be bases depending upon what they react with. However, in the context of your question, and I assume this is at an elementary level, ZnCO3 is my choice. It will react with acids to give CO2 and H2O from the CO3^-2.

  • chemistry. Which is a base? -

    Thank you! That is what I was thinking.

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