SKPNDX    SKPNDX    SKPNDX    SKPNDX    SKPNDX    SKPNDX    SKPNDX    
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                              ******

SUBROUTINE SKPNDX (ISKWRK, KELECT, KKION)
Returns plasma indices for the particular reaction mechanism.

INPUT
ISKWRK(*) - Integer workspace array; dimension at least LENISK.

OUTPUT
KELECT    - Integer scalar, species array index for the electron.
KKION     - Integer scalar, total ion count.