An element X has electron configuration 1s² 2s² 2p6 3s² 3p5. Which of the following statements is correct about the element?

A mixture is different from a compound because?

A. the properties of a compound are those of its individual constituents while those of a mixture differ from its constituents B. a mixture is always homogeneous while a compound is not C. the constituent of a compound are chemically bound together while those of a...
An element X has electron configuration 1s² 2s² 2p6 3s² 3p5. Which of the following statements is correct about the element?

In the electrolysis of brine the anode is?

A. platinum B. copper C. zinc D. carbon Correct Answer: Option D = carbon Explanation In the industrial of brine carbon is the anode while mercury is the cathode. Options of A, B, C are not used in brine solution because they are alloy of...

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