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Chemistry / Chemistry 11 / Chapter 8 / Problem 132P

Chemistry | 11th Edition | ISBN: 9780073402680 | Authors: Raymond Chang

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Solved: (a) The formula of the simplest hydrocarbon is CH4

Chapter 8, Problem 132P

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QUESTION:

(a) The formula of the simplest hydrocarbon is \(\mathrm{CH_4}\) (methane). Predict the formulas of the simplest compounds formed between hydrogen and the following elements: silicon, germanium, tin, and lead.

(b) Sodium hydride (NaH) is an ionic compound. Would you expect rubidium hydride (RbH) to be more or less ionic than NaH?

(c) Predict the reaction between radium (Ra) and water, (d) When exposed to air, aluminum forms a tenacious oxide \(\mathrm{(Al_2O_3)}\) coating that protects the metal from corrosion. Which metal in Group 2A would you expect to exhibit similar properties? Why?

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QUESTION:

(a) The formula of the simplest hydrocarbon is \(\mathrm{CH_4}\) (methane). Predict the formulas of the simplest compounds formed between hydrogen and the following elements: silicon, germanium, tin, and lead.

(b) Sodium hydride (NaH) is an ionic compound. Would you expect rubidium hydride (RbH) to be more or less ionic than NaH?

(c) Predict the reaction between radium (Ra) and water, (d) When exposed to air, aluminum forms a tenacious oxide \(\mathrm{(Al_2O_3)}\) coating that protects the metal from corrosion. Which metal in Group 2A would you expect to exhibit similar properties? Why?

ANSWER:

Step 1 of 5

(a)

The stable oxidation number of group elements is .

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