На столі лежить чистий папір, а поруч стоїть принтер.

Because на can mean either onto or on, depending on whether there is movement.

• на стіл = onto the table (motion toward the surface)
• на столі = on the table (location, no movement)

In this sentence, the paper is already there, so Ukrainian uses the locative case:

• стіл → на столі

So На столі лежить... means On the table there lies... / There is ... on the table.

That is the locative case form of стіл.

Many Ukrainian nouns change their endings after certain prepositions when they express location, especially after:

• в / у = in
• на = on
• при = by, at

For стіл:

• nominative: стіл
• locative: (на) столі

So на столі literally means on the table.

Ukrainian often uses different verbs depending on the natural position of an object.

• лежати / лежить = to lie, to be lying
• стояти / стоїть = to stand, to be standing

So:

• paper is thought of as something that lies flat → папір лежить
• a printer is thought of as something that stands upright on a surface → принтер стоїть

This is more natural in Ukrainian than using a general verb like is.

English often says simply There is paper on the table, but Ukrainian prefers a more physical description:

• На столі лежить папір
• Поруч стоїть принтер

In the present tense, Ukrainian usually does not use a separate verb meaning is/are in ordinary sentences like this.

English:

• The paper is on the table.
• The printer is nearby.

Ukrainian often expresses this idea with:

• location + a posture/existence verb such as лежить, стоїть, висить, etc.
• or sometimes no to be verb at all in equational sentences

So instead of a direct equivalent of is, Ukrainian says:

• На столі лежить папір
• Поруч стоїть принтер

This sounds natural and idiomatic.

Чистий agrees with папір in gender, number, and case.

Since папір is:

• masculine
• singular
• nominative

the adjective is also:

• чистий

That is why it is чистий папір, not чиста or чисте.

Also, in this context чистий папір usually means clean paper or more naturally blank paper. In real usage, it often suggests paper that has nothing printed or written on it.

Yes, папір is singular, but it can function a bit like English paper as a material noun.

Depending on context, чистий папір may mean:

• paper in general
• a sheet of blank paper
• some clean/unused paper

If you specifically want to say a sheet of paper, Ukrainian often uses:

• аркуш паперу = a sheet of paper

But in everyday sentences, папір by itself is often enough.

Both а and і can connect two parts of a sentence, but they are not exactly the same.

• і = and
• а = and/but, often with a slight contrast or shift of attention

In this sentence:

• На столі лежить чистий папір, а поруч стоїть принтер.

the speaker is describing two different things in two different places/positions:

• the paper is lying on the table
• the printer is standing nearby

So а sounds natural because it introduces a second, contrasting piece of information. Not a strong contradiction, just a change of focus.

Using і would also be possible in some contexts, but а feels very natural here.

Поруч means nearby, next to it, beside.

In this sentence, it works as an adverb, so it can stand by itself:

• поруч стоїть принтер = a printer is standing nearby / next to it

The idea is near the table or next to the paper/table, depending on context.

You can also see longer forms such as:

• поруч із принтером = next to the printer
• поруч з будинком = next to the building

But here no extra phrase is necessary, because поруч already gives enough location information.

Ukrainian word order is flexible, and this order is very common when introducing something in a place.

Pattern:

• location + verb + noun

So:

• На столі лежить чистий папір
• Поруч стоїть принтер

This structure often feels like:

• On the table lies clean paper
• Nearby stands a printer

It is especially natural when you are describing a scene.

You could also say:

• Чистий папір лежить на столі
• Принтер стоїть поруч

That is grammatically correct too, but it changes the emphasis. The original sentence focuses first on the location, then introduces what is there.

Usually, not in this exact way.

In modern Ukrainian, є can mean there is / there are, but it is not used in the same way English uses is in every sentence.

You might say:

• На столі є папір. = There is paper on the table.

That is grammatical, but it is more neutral and less vivid.

The original:

• На столі лежить чистий папір

sounds more natural when describing the actual physical scene, because it tells you how the paper is positioned.

So:

• є = simple existence
• лежить / стоїть = more concrete, more idiomatic here

Yes, Ukrainian allows several word orders, but the emphasis changes.

Original:

• На столі лежить чистий папір, а поруч стоїть принтер.

Possible alternatives:

• Чистий папір лежить на столі, а принтер стоїть поруч.
• Поруч стоїть принтер, а на столі лежить чистий папір.

All of these are grammatical. The difference is mainly what gets highlighted first:

• На столі... = focus on location first
• Чистий папір... = focus on the paper first
• Поруч стоїть принтер... = focus on the printer first

The original sentence sounds like a natural visual description of a scene.

Literally, чистий means clean, but with paper it often means blank or unused.

So in many contexts:

• чистий папір = blank paper

If you translate it as clean paper, that is not wrong literally, but blank paper is often the more natural interpretation in English.

The exact meaning depends on context:

• if the contrast is with dirty paper, then clean
• if the contrast is with written-on or printed paper, then blank