Mendeleev Was Able to Predict the Existence of Unknown Elements

question 77

True/False

Mendeleev was able to predict the existence of unknown elements using his periodic table.

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Definitions:

Primarily Liable

Being directly and foremost responsible for a legal obligation or debt.

Promissory Note

A financial instrument that contains a written promise by one party to pay another a definite sum of money, either on demand or at a specified future date.

Forged Indorsement

An unauthorized signature on a negotiable instrument, such as a check, meant to transfer the instrument’s ownership.

Conversion

The unauthorized act of possessing or disposing of someone else's property as if it were one's own, infringing the owner's rights.