Declension table of bhārataratna

Neuter	Singular	Dual	Plural
Nominative	bhārataratnam	bhārataratne	bhārataratnāni
Vocative	bhārataratna	bhārataratne	bhārataratnāni
Accusative	bhārataratnam	bhārataratne	bhārataratnāni
Instrumental	bhārataratnena	bhārataratnābhyām	bhārataratnaiḥ
Dative	bhārataratnāya	bhārataratnābhyām	bhārataratnebhyaḥ
Ablative	bhārataratnāt	bhārataratnābhyām	bhārataratnebhyaḥ
Genitive	bhārataratnasya	bhārataratnayoḥ	bhārataratnānām
Locative	bhārataratne	bhārataratnayoḥ	bhārataratneṣu

Compound bhārataratna -

Adverb -bhārataratnam -bhārataratnāt