титан хүдэр britannica

Titanium | Element, Meaning, Symbol, Density, …

Титан бол дэлхийн царцдас дахь хамгийн элбэг 9-р элемент юм. Энэ нь бараг үргэлж магмын чулуулагт байдаг. Энэ нь рутил, ильменит, сфен, олон төмрийн хүдэр, …

Byzantine Empire | History, Geography, Maps, & Facts | Britannica

Byzantine Empire. Byzantine Empire, the eastern half of the Roman Empire, which survived for a thousand years after the western half had crumbled into various feudal kingdoms and which finally fell to Ottoman Turkish onslaughts in 1453. The very name Byzantine illustrates the misconceptions to which the empire's history has often been …

YouTube | History, Founders, & Facts | Britannica

YouTube, social media platform and website for sharing videos. It was registered on February 14, 2005, by Steve Chen, Chad Hurley, and Jawed Karim, three former employees of the American e-commerce company PayPal. They had the idea that ordinary people would enjoy sharing their "home videos.". The company is …

Russian Revolution | Definition, Causes, Summary, History

Russian Revolution, two revolutions in 1917, the first of which, in February (March, New Style), overthrew the imperial government and the second of which, in October (November), placed the Bolsheviks in power, leading to the creation of the Soviet Union. Learn more about the Russian Revolution in this article.

Титан баримт

Титан нь атомын масстай 46-50 тогтвортой таван изотоптай. Хамгийн элбэг, изотопи нь Ти-48, бүх байгалийн титаны 73.8% -ийг эзэлдэг. ... төмрийн хүдэр болон …

Al-Qaeda | History, Meaning, Terrorist Attacks, & Facts | Britannica

al-Qaeda, broad-based militant Islamist organization founded by Osama bin Laden in the late 1980s and became one of the world's most notorious terrorist organizations after carrying out the attacks of September 11, 2001. Al-Qaeda began as a logistical network to support Muslims fighting against the Soviet Union during the Afghan …

The Blitz | World War II, History, & Facts | Britannica

The Blitz (September 7, 1940–May 11, 1941), bombing campaign undertaken by Nazi Germany against Britain during World War II. For eight months planes of the Luftwaffe dropped bombs on London and other strategic cities. The offensive came to be called the Blitz after the German word 'blitzkrieg,' meaning 'lightning war.'.

Казахстан: Монгол орны ашигт малтмал, тэдний идэш …

ЗХУ задран унасны дараа бүх нүд нь ОХУ-ын анхаарлаа хандуулсан байна. Харин та нар анхааралтай газрын зургийг судалж бол, та тэр нутаг дэвсгэр дээр хамгийн том улс дэлхийн жагсаалтын ес дэх байр эзэлж, тэр ч байтугай ...

титан ванадийн соронзон баяжуулах үйлдвэр

ванадий титан соронзон баяжуулах хятадын хүдэр боловсрулах үйлдвэр 2015 1 7 Дархан хотноо төмрийн хүдрийг нойтон, соронзон аргаар баяжуулах үйлдвэр ашиглалтанд оржээ.

Britannica Online | Britannica

Other articles where Britannica Online is discussed: Encyclopædia Britannica: Britannica in the digital era: …in chief, the company developed Britannica Online, an extended electronic reference service for delivery over the Internet. In 1994 Britannica debuted the first Internet-based encyclopaedia. Users paid a fee to access the information ...

Хятадын олон улсын титаны экспо Бээжин

й ҵչ ᡾ ۇٴЗургаан жилийн дараа Хятадын олон улсын титаны аж үйлдвэрийн яармаг нь дэлхийн хамгийн том мэргэжлийн үзэсгэлэн болон өргөжиж байна. Үүнийг янз бүрийн намууд зохион байгуулсан. Энэ нь титан үйлдвэрлэлийн ...

Fourteenth Amendment | Definition, Summary, Rights

Fourteenth Amendment, amendment (1868) to the Constitution of the United States that granted citizenship and equal civil and legal rights to African Americans and slaves who had been emancipated after the American Civil War, including them under the umbrella phrase "all persons born or naturalized in the United States.".

Periodic table | Definition, Elements, Groups, Charges

periodic table, in chemistry, the organized array of all the chemical elements in order of increasing atomic number —i.e., the total number of protons in the atomic nucleus. When the chemical elements are thus arranged, there is a recurring pattern called the "periodic law" in their properties, in which elements in the same column (group ...

Haitian Revolution | Causes, Summary, & Facts | Britannica

Haitian Revolution (1791–1804), series of conflicts between Haitian slaves, colonists, the armies of the British and French colonizers, and a number of other parties. Through the struggle, the Haitian people ultimately won independence from France and thereby became the first country to be founded by former slaves.

Canada | History, Population, Immigration, Capital,

Skyline of Toronto. The national capital is Ottawa, Canada's fourth largest city. It lies some 250 miles (400 km) northeast of Toronto and 125 miles (200 km) west of Montreal, respectively Canada's first and second cities in terms of population and economic, cultural, and educational importance. The third largest city is Vancouver, a centre ...

Indus civilization | History, Location, Map, Artifacts

Indus civilization, the earliest known urban culture of the Indian subcontinent. The nuclear dates of the civilization appear to be about 2500–1700 bce, though the southern sites may have lasted later into the 2nd millennium bce. Among the world's three earliest civilizations—the other two are those of Mesopotamia and Egypt …

World history | Definition, Theories, Historians, & Facts

world history, branch of history concerned with the study of historical phenomena that transcend national, regional, or cultural boundaries or distinctions between peoples or with the study of history from a global, comparative, or cross-cultural perspective.. Although the academic study of world history is relatively new, having …

Megalodon | Size, Fossil, Teeth, & Facts | Britannica

megalodon size. Studies estimate that the body mass of adult megalodons (Carcharocles megalodon) ranged from roughly 30,000 kg (about 66,000 pounds) to more than 65,000 kg (about 143,000 pounds), adult females being larger (in both length and mass) than adult males. In contrast, most white sharks (Carcharodon carcharias) weigh …

Магни — Википедиа нэвтэрхий толь

Усны үйлчлэлээр задарна. MgH 2 + 2HOH = Mg (OH) 2 + 2H 2. Магни HF ба H 3 PO 4 -ээс бусад хүчилтэй эрчимтэй харилцан үйлчлэлцэнэ. Mg + 2HCl = MgCl 2 + H 2. Шингэлсэн HNO 3 магнитай харилцан үйлчлэлцэж, N 2 O буюу NH 4 NO 3 ...

Titanium шинж чанар ба шинж чанар

Титан гэж юу вэ? Титан нь хүчтэй, хөнгөн боловсруулахад тэсвэртэй металл юм. Титаний хийц нь сансар огторгуйн салбарт чухал ач холбогдолтой боловч олон тооны өвөрмөц шинж чанар нь эмнэлгийн, хими, цэргийн хэрэглээ ...

Алтны бүтээгдэхүүний өнгөт кварцын өнгөт кварцын сорт

Contribute to yeahliangyy/ru development by creating an account on GitHub.

Battle of Stalingrad | History, Summary, Location, …

Battle of Stalingrad, (July 17, 1942–February 2, 1943), successful Soviet defense of the city of Stalingrad (now Volgograd ), Russia, U.S.S.R., during World War II. Russians consider it to be one of the greatest battles of …

influenza pandemic of 1918–19

Influenza is caused by a virus that is transmitted from person to person through airborne respiratory secretions. An outbreak can occur if a new strain of influenza virus emerges against which the population has no immunity. The influenza pandemic of 1918–19 resulted from such an occurrence and affected populations throughout the world.

Joseph Stalin | Biography, World War II, Death, & Facts

Joseph Stalin (born December 18 [December 6, Old Style], 1878, Gori, Georgia, Russian Empire [see Researcher's Note] —died March 5, 1953, Moscow, Russia, U.S.S.R.) secretary-general of the Communist Party of the Soviet Union (1922–53) and premier of the Soviet state (1941–53), who for a quarter of a century dictatorially ruled …

Titanic | History, Sinking, Rescue, Survivors, Movies, & Facts | Britannica

Titanic, British luxury passenger liner that sank on April 14–15, 1912, during its maiden voyage, en route to New York City from Southampton, England, killing about 1,500 people. One of the most famous tragedies in modern history, it inspired numerous works of art and has been the subject of much scholarship.

Титан Хүдэр

Титан хүдэр - ашигт малтмалын тусгай төрлийн эд өлгийн Epic чанар буюу металл тодорхой төрлийн үйлдвэрлэх хэрэгтэй байна - титанан ган. Үүнээс гадна, энэ нь үнэт чулуу, унах түвшин өндөр байна ...

Ancient Greek civilization | History, Map, Culture

Ancient Greek civilization, the period following Mycenaean civilization, which ended about 1200 BCE, to the death of Alexander the Great, in 323 BCE. It was a period of political, philosophical, artistic, and scientific achievements that formed a legacy with unparalleled influence on Western civilization.

Коми улсын Ашигт малтмалын: элсэн чулуу, кварцит, хөнгөн цагаан, хүдэр

Коми улсын Ашигт малтмалын: элсэн чулуу, кварцит, хөнгөн цагаан, хүдэр, нүүрс агуулсан орд, байгалийн чулуун материал

Roaring Twenties | Definition, Music, History,

By and large the slaves were relegated to picking up whatever little scraps of music were allowed them. Roaring Twenties, colloquial term for the 1920s, especially within the United States and other Western …

Titanic | History, Sinking, Rescue, Survivors, Movies, …

Titanic, British luxury passenger liner that sank on April 14–15, 1912, during its maiden voyage, en route to New York City from Southampton, England, killing about …

Battle of Britain | History, Importance, & Facts | Britannica

Battle of Britain, during World War II, the successful defense of Great Britain against unremitting and destructive air raids conducted by the German air force (Luftwaffe) from July through September 1940, after the fall of France. Victory for the Luftwaffe in the air battle would have exposed Great Britain to invasion by the German …