Recent Chemistry Questions

• What are the element in group 2 have valence electrons?

  52 min ago - The elements in group 2, the alkaline earth metals, each have...

• What is methalyn?

  52 min ago - Methylene blue is a heterocyclic aromatic chemical compound. ...

• What type of gas comes out of a stove?

  52 min ago - Most gas stoves in the United States use either propane or na...

• What is analytical chemistry?

  53 min ago - Analytical chemistry is the study of the separation, identifi...

• What is the name of the ionic compound MnF3?

  53 min ago - Manganese(III) fluoride (also known as Manganese trifluoride)...

• What is one kind of radiation not released by radioactive decay?

  54 min ago - Nuclide Atoms with a specific number of protons and neutrons ...

• What are the element symbols for the alkaline earth metals?

  54 min ago - The alkaline earth metals are a group in the periodic table. ...

• How often do people spontaneously combust?

  54 min ago - Several hundred people have combusted with no apparent source...

• How do chemical properties differ from physical properties?

  55 min ago - The difference between a physical and chemical property is st...

• What must happen in order for a nuclear chain reaction to occur?

  55 min ago - A nuclear chain reaction occurs when one nuclear reaction cau...

• What are electrons that are not in the highest occupied energy level called?

  56 min ago - They are called inner electrons. They are the ones that have ...

• How many electrons are in the entire 5th energy level?

  56 min ago - There are 819 electrons in the entire fifth energy level.

• Where does RNA polymerase bind?

  56 min ago - RNA attaches to DNA through a small protein called the factor...

• What is the name of the ionic compound CeO2?

  56 min ago - Cerium(IV) oxide, also known as ceric oxide, ceria, cerium ox...

• What is the melting point of crayolas?

  56 min ago - Jul 2, 2008 ... Crayola Crayons begin to soften at around 105...

• What is the ionic formula for aluminum bromide?

  56 min ago - The ionic formula for aluminum bromide is AlBr3. Keep doin th...

• What is it called when a Gas turns into a Solid?

  56 min ago - Sublimation refers to the process of transition of a substanc...

• What particles are affected by strong nuclear forces *C-town #1*?

  56 min ago - The neutron is affected by strong nuclear forces. Thank you f...

• What is the most common isotope of lithium?

  57 min ago - The most common isotope of Li is Li-7. Thanks for asking ChaCha!

• What are the main products of the incomplete combustion of fossil fuels?

  57 min ago - The major combustion products of fossil fuels are various nit...

• What is it called when a solid turns into a gas?

  57 min ago - Sublimation refers to the process of transition of a substanc...

• What is the ionic formula for lithium nitride?

  58 min ago - Lithium nitride is a compound of lithium and nitrogen with th...

• What is the answer to the Albert Einstein 2% solution riddle?

  58 min ago - The answer to the Albert Einstein 2 percent solution riddle i...

• What is the formula for lithium iodide?

  59 min ago - Formula as often written: LiI.3H2O. Keep ChaChaing!

• Is methanol a fossil fuel?

  59 min ago - Methanol is not a fossil fuel. Methanol is the lightest and s...

• What effect does pressure have on solutions where the solvent is liquid and the solute is gas?

  59 min ago - Gas dissolves in a liquid is directly dependent upon the pres...

• How is relative humidity calculated?

  59 min ago - Relative humidity is calculated as RH= (actual vapor density/...

• What are radioactive probes used for?

  59 min ago - Radioactive probes, or nucleic acid probes, are used to ident...

• What is the formula for radium sulfite?

  59 min ago - The formula for radium sulfite is RaSO3. Thanks for using Cha...

• What is an atom with a charge?

  59 min ago - Ion (n): an electrically charged atom or group of atoms forme...

• Are isotopes atoms of the same element with the same number of protons?

  1 hr ago - Atoms of the same element can have different numbers of neutr...

• What forms do minerals exist in?

  1 hr ago - Most minerals exist in the earth as chemical compounds whose ...

• How does supersaturation occur?

  1 hr ago - Supersaturation occurs whenever the pressure of a gas in the ...

• What is the formula for potassium fluoride?

  1 hr ago - Potassium Fluoride is made through the following chemical rea...

• Definition of theoretical yield . . For chemistry?

  1 hr 1 min ago - The theoretical yield of a reaction is the amount of product ...

• What is the solid of carbon dioxide called?

  1 hr 1 min ago - Dry ice, sometimes referred to as "Cardice" or as "card ice" ...

• Which part of the atom did JJ Thomson discover?

  1 hr 1 min ago - In 1897, J.J. Thomson discovered the electron, the first suba...

• What is the ionic formula for iron(II) bromide?

  1 hr 1 min ago - Iron(II) bromide is the chemical compound FeBr2. This brownis...

• How can it be transferred from one person to another?

  1 hr 1 min ago - Hordeolum (sty e) is contagious. It gets transferred from one...

• How many Hydrogen Bonds link Cytosine and Guanine?

  1 hr 1 min ago - Cytosine and Guanine base pairs form three Hydrogen bonds. Th...

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