The US Navy reportedly unloaded about of uranium oxide from U 234 at Portsmouth.

Oxidizers include boron(III) oxide, silicon(IV) oxide, chromium(III) oxide, manganese(IV) oxide, iron(III) oxide, iron(II,III) oxide, copper(II) oxide, and lead(II,IV) oxide.

These two U boats are also thought to have carried Uranium oxide requested for Japan's atomic bomb project by General Toranouke Kawashima in July 1943.

Klaproth assumed the yellow substance was the oxide of a yet undiscovered element and heated it with charcoal to obtain a black powder, which he thought was the newly discovered metal itself (in fact, that powder was an oxide of uranium).

Carbides of uranium include uranium monocarbide (UC), uranium dicarbide (), and diuranium tricarbide ().

The most important oxidation states of uranium are uranium(IV) and uranium(VI), and their two corresponding oxides are, respectively, uranium dioxide () and uranium trioxide ().

By July 1942, Mallinckrodt was producing a ton of highly pure oxide a day, but turning this into uranium metal initially proved more difficult for contractors Westinghouse and Metal Hydrides.

One method of preparing uranium tetrachloride () is to directly combine chlorine with either uranium metal or uranium hydride.

Isotope separation Natural uranium consists of 99.3 uranium 238 and 0.7 uranium 235, but only the latter is fissile.

Yellow iron oxide (E172)

Nichols arranged with the State Department for export controls to be placed on uranium oxide and negotiated for the purchase of of uranium ore from the Belgian Congo that was being stored in a warehouse on Staten Island and the remaining stocks of mined ore stored in the Congo.

Breeding As opposed to current light water reactors which use uranium 235 (0.7 of all natural uranium), fast breeder reactors use uranium 238 (99.3 of all natural uranium).

Uranium nitrides obtained by direct exposure of the metal to nitrogen include uranium mononitride (UN), uranium dinitride (), and diuranium trinitride ().

Three oxides are known europium(II) oxide (EuO), europium(III) oxide (Eu2O3), and the mixed valence oxide Eu3O4, consisting of both Eu(II) and Eu(III).

In 1941 he began working with uranium hexafluoride, the only known gaseous compound of uranium, and was able to separate uranium 235.

The high uranium content makes carnotite an important uranium ore and also radioactive.

The NDRC Committee on Uranium became the S 1 Uranium Committee of the OSRD the word uranium was soon dropped for security reasons.

extractive metallurgy of uranium.

Binary compounds Iron reacts with oxygen in the air to form various oxide and hydroxide compounds the most common are iron(II,III) oxide (Fe3O4), and iron(III) oxide (Fe2O3).

Types Red iron(III) oxide (Fe2O3, commonly known as rust) is the most common iron oxide used in thermite.

This was then heated to form uranium trioxide, which was reduced to highly pure uranium dioxide.

Highly enriched uranium (HEU) Highly enriched uranium (HEU) has a 20 or higher concentration of 235U.

The oxide ion has the formula O2 .

Nitrous oxide is a major greenhouse gas.

The zinc zinc oxide cycle is a two step thermochemical process based on zinc and zinc oxide for hydrogen production.

Uranium dioxide is the form in which uranium is most commonly used as a nuclear reactor fuel.

Work was proceeding on three different techniques for isotope separation to separate uranium 235 from uranium 238.

Grades Slightly enriched uranium (SEU) Slightly enriched uranium (SEU) has a 235U concentration of 0.9 to 2 .

He is the founder of the Nitric Oxide Society, and founder and editor in chief of Nitric Oxide Biology and Chemistry.

And then we get to uranium.

Actinium 227 occurs in uranium ore.

This creates a uranium concentrated precipitate.

These rockets use experimental motors like nitrous oxide.

Black cobalt(III) oxide (Co2O3) is also known.

Nitrous oxide reacts with ozone in the stratosphere.

Mercury(II) oxide, the main oxide of mercury, arises when the metal is exposed to air for long periods at elevated temperatures.

Pitchblende, after removal of the radioactive elements uranium and thorium, was more radioactive than the uranium and thorium combined.

Reprocessed uranium (RepU) Reprocessed uranium (RepU) is a product of nuclear fuel cycles involving nuclear reprocessing of spent fuel.

For example, ν 2.5 for uranium 235.

Aggregate U 235 production About of uranium enriched to 89 uranium 235 was delivered to Los Alamos by July 1945.

The reduction of by hydrogen produces uranium trichloride () while the higher chlorides of uranium are prepared by reaction with additional chlorine.

The uranium was seized in a sting operation.

All uranium chlorides react with water and air.

It is an oxide mineral belonging to the spinel group.

A relatively simple gun type fission weapon was made using uranium 235, an isotope that makes up only 0.7 percent of natural uranium.