chemistry

Lajos Petrik

Lajos Petrik 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 Lajos Petrik rather than just read about it. In short: Lajos Petrik (German: Ludwig von Petrik; 5 December 1851 – 7 June 1932) was a Hungarian chemist, ceramist and teacher of inorganic chemical technology in Hungarian Royal Public Secondary Industrial School and the predecessor of today's Petrik Lajos Bilingual Vocational School of Chemistry, Environmental Protection and Information Technology. Later in his career, he was the principal of that school.

Key takeaways

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

Reference excerpt

Lajos Petrik (German: Ludwig von Petrik; 5 December 1851 – 7 June 1932) was a Hungarian chemist, ceramist and teacher of inorganic chemical technology in Hungarian Royal Public Secondary Industrial School and the predecessor of today's Petrik Lajos Bilingual Vocational School of Chemistry, Environmental Protection and Information Technology. Later in his career, he was the principal of that school.

Biography Lajos Petrik was born in Sopron, Hungary as the second child of József Petrik and Amalia Krueg. After he had completed his secondary education in Sopron and Pozsony, he studied at the University of Technology in Graz. There he got a job as a teacher of the fundamentals of chemical technology between 1874 and 1879. In 1880 he was asked by Ágoston Trefort, Minister of Religion and Public Education, to teach in the recently established Public Secondary Industrial School of Budapest. From 1907 to 1914, he was the director of the institution. He started doing research about the compounds of ceramics and minerals usable in different industries. His scientific articles were published in the journals of the Hungarian Geological Society as well as in other domestical and foreign trade magazines (e.g. Zentralblatt). He also wrote notes for the two biggest Hungarian encyclopedias (Pallas's Great Lexicon and Révai's Great Lexicon) on the subject of minerals, inorganic chemical compounds and the history of ceramics. In 1891 he became a member of the Association of Hungarian Tourists (Hungarian: Magyar Turista Egyesület, MTE) that published a famous monthly printed newspaper called the Journal of Tourists (Hungarian: Turisták Lapja). Until 1910 he was an editor of the journal. During this period he climbed many of the peaks in the Pannonian Basin. He was an active climber in the Southern Carpathians, in the Alps and also in the Făgăraș Mountains. He usually wrote notes about the trips which were also published along with his amateur panoramic photos. He died on 7 June 1932 in Budapest. His grave can be found in the Kerepesi Cemetery (Budapest).

Professional works In addition to his general knowledge of chemistry, Petrik specialized in the field of silicate chemistry. In this field, he conducted experiments and published articles. Many scientists throughout Europe visited him to seek out his expertise. The German newspaper Zentralblatt published his articles during his lifetime. Owing to Petrik's reputation, Hungarian delegations were always welcomed guests in different professional exhibitions (e.g. World Exhibition). His first article was written with the co-operation of geologist János Jakab Mattyasovszky. The title of this work is: The detailed catalog of Hungarian raw materials for the industry of materials, glasses, cement and mineral paints. It was published in 1885. In this book they described the properties of samples (minerals) coming from 176 different places in Hungary.

Awards Military Merit Medal (Austria-Hungary) Order of the Cross of Takovo (4th Class) Crowned Gold Cross of Merit (1896) Title of Royal Councilor (1911) Order of Franz Joseph - Officer's Cross (1915)

In memoriam A peak of Tatra Mountains was named after him (now it is Sokolia veža) Petrik Lajos Bilingual Vocational School of Chemistry, Environmental Protection and Information Technology in Budapest bears his name.

Sources (in Hungarian) Déry József: Petrik Lajos (Turisták Lapja, 1927. 7-8. szám) Jász Géza: Petrik Lajos (Turisták Lapja, 1932. 7-8. szám) Grofcsik János: Petrik Lajos (Építőanyag, 1963. 2–3. szám) Hiller István: Nemzeti bibliográfiánk megteremtőjének és családjának soproni kapcsolatai (Soproni Szemle, 1966. 4. szám) Dr. Grofcsik János, Dr. Richard Ernő: A magyar finomkerámiaipar története (Műszaki Könyvkiadó, 1973) Zsolnay Teréz és Margit, Sikota Győző: Zsolnay (Corvina Könyvkiadó, 1974) Dr. Polgárdy Géza: Petrik Lajos hegymászó és turista, aki szerkesztő és fényképész is volt (Magyar Turista, 2015. 12. szám) Kistarcsai Kalendárium 2016 (published by Kistarcsa Cultural Association) http://epa.oszk.hu/01900/01977/00074/pdf/EPA01977_Soproni_Szemle_1966-xx-4.pdf http://adatbazisokonline.hu/en/adatbazis/minisztertanacsi-jegyzokonyvek-1867-1944/adatlap/59228 Archived 2016-02-04 at the Wayback Machine https://www.mfgi.hu/sites/default/files/files/M%C3%81FI_Alkalmi_Kiadv%C3%A1nyok%281%29.pdf http://dokutar.omikk.bme.hu/collections/mee/fajlok/1891-566-570.pdf http://epa.oszk.hu/01000/01059/00006/pdf/1898_6_7_293-295.pdf 68. Petrik-csúcs. www.fsz.bme.hu.http://www.fsz.bme.hu/mtsz/mhk/egyeb/k85/68.htm

References

Illustrations

Worked examples

Example 1 — a first encounter with Lajos Petrik

Start with the simplest possible case. Write down what Lajos Petrik 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 Lajos Petrik 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 Lajos Petrik 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 Lajos Petrik

In research: Lajos Petrik 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 Lajos Petrik 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: Lajos Petrik is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1851 births, 1932 deaths, Chemists from Austria-Hungary, so understanding it makes those chapters shorter.
In everyday life: Look for Lajos Petrik 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.

Ask Teacher Smith questions about this articleOpens your AI tutor with a question about “Lajos Petrik” →

Affiliate

Preply — study more efficiently by working with a personal tutor. 50% off.

How to study Lajos Petrik in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Lajos Petrik 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 Lajos Petrik out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Lajos Petrik in simple terms?

Why does Lajos Petrik 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 Lajos Petrik?

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 Lajos Petrik.