De or het klopping?

The correct Dutch article is:

de klopping

  • Plural: de kloppingen
Rule Words ending in -ing: almost always de. See the rule
Meaning (Dutch) het kloppen

How to use klopping

the kloppingde klopping
this kloppingdeze klopping
that kloppingdie klopping
our kloppingonze klopping
your kloppingjouw klopping
every kloppingelke klopping
which klopping?welke klopping?
a big klopping / the big kloppingeen grote klopping, de grote klopping
the klopping (plural)de kloppingen, deze kloppingen

Dutch words ending in klopping

hartklopping

In compound words, the last part decides the article. See the rule

Meaning, plural, diminutive, pronunciation and translations: WikiWoordenboek (Dutch Wiktionary) (CC BY-SA 4.0). Example sentences: Tatoeba (CC BY 2.0 FR).