L'informazione è falsa.

Because informazione begins with a vowel. In Italian, the singular definite articles lo and la usually shorten to l' before a vowel.

So:

• la informazione → l'informazione

This is very common:

• l'amica = the female friend
• l'idea = the idea
• l'uomo = the man

In this sentence, l' stands for la, because informazione is feminine.

In Italian, many nouns ending in -zione are feminine.

Examples:

• la stazione
• la lezione
• la nazione
• la informazione → l'informazione

Because informazione is feminine, any adjective describing it must also be feminine. That is why the sentence uses falsa, not falso.

Adjectives in Italian usually agree with the noun they describe in gender and number.

Here:

• informazione = feminine singular
• so the adjective must also be feminine singular
• falso → masculine singular
• falsa → feminine singular

So:

• L'informazione è falsa. = The information is false.

Compare:

• Il documento è falso. = The document is false.
• L'informazione è falsa. = The information is false.

The accent is important because è means is, from the verb essere.

Without the accent, e means and.

So:

• è = is
• e = and

This distinction is essential in writing.

È is the third person singular form of essere, which means to be.

Full present tense of essere:

• io sono = I am
• tu sei = you are
• lui/lei è = he/she is
• noi siamo = we are
• voi siete = you all are
• loro sono = they are

In L'informazione è falsa, è agrees with the singular noun l'informazione.

Yes, this sentence follows the very common pattern:

subject + verb + adjective

• L'informazione = subject
• è = verb
• falsa = adjective

So it works much like English:

• The information is false.

Italian can sometimes change word order for emphasis, but this version is the normal, straightforward one.

Normally, no. In a sentence like this, Italian usually needs the article:

• L'informazione è falsa.

Saying Informazione è falsa sounds incomplete or unnatural in standard Italian.

Italian uses articles more often than English does, so learners often need to remember to include them.

Its basic meaning here is false or untrue.

Depending on context, falso/falsa can sometimes overlap with ideas like fake, but in this sentence the most natural meaning is that the information is not true.

If you wanted to say wrong in a different sense, Italian might also use other words depending on context, such as:

• sbagliata = wrong / mistaken
• errata = incorrect

But falsa is perfectly natural for information that is untrue.

A simple pronunciation guide is:

leen-for-mah-TSYO-neh eh FAL-sah

A few notes:

• zione is usually pronounced roughly like tsyoh-neh
• è is a clear open eh sound
• s in falsa stays like an s, not a z sound in careful pronunciation

If you say it smoothly, the l' links directly to the next word:

• linformazione

Yes. That means:

• This information is false.

Adding questa makes it more specific. Compare:

• L'informazione è falsa. = The information is false.
• Questa informazione è falsa. = This information is false.

Both are correct; the second one points to a particular piece of information.

Usually, no. Just like standard English, Italian often uses informazione as an uncountable noun when speaking generally.

So:

• L'informazione è falsa. = The information is false.

But Italian can also use the plural informazioni when talking about separate pieces of information:

• Le informazioni sono false. = The pieces of information are false / The information is false.

That plural is often more natural than English informations, which is not standard English.