main industrial process used to produce ammonia from nitrogen and hydrogen; involves the use of an iron catalyst and elevated temperatures and pressures

binary compound formed between hydrogen and the halogens: HF, HCl, HBr, and HI

addition of hydrogen (H_2) to reduce a compound

Chemistry 2e · 18.5 Occurrence, Preparation, and Compounds of Hydrogen

Occurrence, Preparation, and Compounds of Hydrogen: practice problems

3 problems from the book, with its answers. Check your working, or have any of them explained to you on the whiteboard.

Exercises 51
Why does hydrogen not exhibit an oxidation state of 1− when bonded to nonmetals?
Sign up free to have it checked
Exercises 53
In drawing Lewis structures, we learn that a hydrogen atom forms only one bond in a covalent compound. Why?
Sign up free to have it checked
Exercises 55
What mass of hydrogen gas results from the reaction of 8.5 g of KH with water?
$KH + H_{2} O ⟶ KOH + H_{2}$
Sign up free to have it checked

Key terms · 3

Haber process: main industrial process used to produce ammonia from nitrogen and hydrogen; involves the use of an iron catalyst and elevated temperatures and pressures
hydrogen halide: binary compound formed between hydrogen and the halogens: HF, HCl, HBr, and HI
hydrogenation: addition of hydrogen (H_2) to reduce a compound

Learn 18.5 on the whiteboard

The tutor teaches the whole section, drawing it out step by step and answering your questions as you go.

Read 18.5 in the textbook · This section on openstax.org

← Back to Chemistry 2e