Choose the INCORRECT Statement

Multiple Choice

Choose the INCORRECT statement.

A) Hydrogen occurs in more compounds than any other element.
B) The "water gas" reactions produce combustible gases (CO and H₂) from steam and C(s) .
C) Metallic hydrides are always in fixed ratios of hydrogen to other elements.
D) Binary compounds of hydrogen are called hydrides.
E) Hydrogenation reactions are hydrogen added to double or triple bonds in presence of a catalyst.