Question

which oxides turns red litmus blue ​

Answer 1

Answer:

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Explanation:

Answer. Answer: red litmus to blue - Na2O, CaO. blue litmus to red - SO2, N2O5.

Answer 2

Explanation:

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• The main use of litmus is to test whether a solution is acidic or basic. Light Blue litmus paper turns red under acidic conditions and red litmus paper turns blue under basic or alkaline conditions, with the color change occurring over the pH range 4.5–8.3 at 25 °C (77 °F).

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