chemistry

Vojtěch Šafařík

Vojtěch Šafařík is a chemistry topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Vojtěch Šafařík rather than just read about it. In short: Vojtěch Šafařík (26 October 1829 – 2 July 1902) was a Czech chemist, specialising in inorganic chemistry. He is the son of Pavel Jozef Šafárik.

Key takeaways

Vojtěch Šafařík belongs to chemistry; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Vojtěch Šafařík to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Vojtěch Šafařík from memory before moving on to harder problems.

Reference excerpt

Vojtěch Šafařík (26 October 1829 – 2 July 1902) was a Czech chemist, specialising in inorganic chemistry. He is the son of Pavel Jozef Šafárik.

Life

Šafařík was born on 26 October 1829 in Újvidék, Vojvodina, Kingdom of Hungary (today Serbia). His father was Pavel Jozef Šafárik, Slovak philologist and historian. He died on 2 July 1902 in Prague, Bohemia.

Work In Göttingen, he was involved in the investigation of the reaction of metals with alkyl iodides and produced diethylmagnesium. He also worked on the chemical composition of platinum and vanadium catalysts, and on organometallic compounds (Grignard compounds). At the Vienna Academy he published a work on physical chemistry. He also studied mineralogy. In 1859, together with fellow chemist Antonín Bělohoubek, he participated in a detailed chemical and microscopic analysis of the authenticity of the notorious manuscripts of Dvůr Králové and of Zelená Hora. Finding Prussian blue (unknown until the 18th century) in the initialling of the manuscripts, which were purported to date from the 1200s, they came to the conclusion that the manuscripts were forgeries and literary hoaxes. In 1860, Šafařík published the first introductory university textbook of chemistry in Czech (Základové chemie čili lučby). He worked to improve Czech chemical terminology, building on and improving over the nomenclature of Czech chemist Jan Svatopluk Presl and the linguist Josef Jungmann. In 1882 he was appointed as the first professor of chemistry at Charles-Ferdinand University in Prague. In later life, he wrote many popular textbooks as well as making over 20,000 observations of variable stars. His wife and co-worker Paulína Šafaříková was interested in the history and popularisation of astronomy.

Honours The crater Šafařík on the Moon is named after him, and so is the minor planet 8336 Šafařík (in conjunction with his wife).

Name confusion Vojtěch Šafařík's name has often been incorrectly recorded as Adalbert Šafařík. It is thought that the confusion arose because of misguided translation attempts. Saint Adalbert of Prague is known in Czech by his birth name of Vojtěch; however, that Vojtěch took the name Adalbert for his Confirmation, in honour of his tutor Adalbert of Magdeburg. Thus, the two names (Vojtěch and Adalbert) have no linguistic relationship with each other. Šafařík himself contributed to the confusion. His written astronomical works are signed either "A. Šafařík" or "Adalbert Vojtěch Šafařík" as can be seen from the Astrophysics Data System listing all his papers.

Illustrations

Vojtěch Šafařík: Portrait of Šafařík — Portrait of Šafařík

Worked examples

Example 1 — a first encounter with Vojtěch Šafařík

Start with the simplest possible case. Write down what Vojtěch Šafařík claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In chemistry, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Vojtěch Šafařík before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Vojtěch Šafařík ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Vojtěch Šafařík

In research: Vojtěch Šafařík appears in chemistry research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Vojtěch Šafařík in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Vojtěch Šafařík is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1829 births, 1902 deaths, 19th-century Czech people, so understanding it makes those chapters shorter.
In everyday life: Look for Vojtěch Šafařík outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study Vojtěch Šafařík in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Vojtěch Šafařík means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain Vojtěch Šafařík out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Vojtěch Šafařík in simple terms?

Vojtěch Šafařík (26 October 1829 – 2 July 1902) was a Czech chemist, specialising in inorganic chemistry. He is the son of Pavel Jozef Šafárik.

Why does Vojtěch Šafařík matter?

Because it connects several chemistry ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Vojtěch Šafařík?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Vojtěch Šafařík.