Question

Составить формулу соеденений с водородом сера йод фосфор селен

Answer 1

H2S  сероводород

Hl    иодоводород

PH3

H2Se

Answer 2

Formula for Compounds with Hydrogen, Sulfur, Iodine, Phosphorus, and Selenium

The formula for compounds with hydrogen, sulfur, iodine, phosphorus, and selenium can vary depending on the specific compound. Here are the formulas for some common compounds involving these elements:

1. Hydrogen: - Hydrogen gas: H2 - Water: H2O 2. Sulfur: - Hydrogen sulfide: H2S - Sulfur dioxide: SO2 3. Iodine: - Hydrogen iodide: HI - Iodine pentoxide: I2O5 4. Phosphorus: - Hydrogen phosphide: PH3 - Phosphorus pentoxide: P2O5 5. Selenium: - Hydrogen selenide: H2Se - Selenium dioxide: SeO2 Please note that these are just a few examples, and there are many other compounds that can be formed with these elements. The specific formula will depend on the oxidation states and bonding patterns of the elements involved.

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