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Elements and Compounds

Questions about the properties and characteristics of elements as observed in nature and in compounds. Chemical formulas are also converted to and from symbols in covalent or ionic bonds. All the questions you want to ask about the elements and the compounds they form.

83,348 Questions

What is the Name and formula of CO32- and Fe3 combined?

Iron III carbonate, Fe2(CO3)3

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From Pisgahchemist: You might think that Fe3+ and CO3^2- ions might combine to make insoluble Fe2(CO3)3, but you would be wrong. Fe2(CO3)3 does not exist. It turns out that solutions of metal ions with higher oxidation states tend to be more acidic. Iron in the +3 oxidation state is too acidic to form the carbonate. You get CO2 gas instead.

Therefore, you can have FeCO3, which is iron(II) carbonate, but there can be no no Fe2(CO3)3.

What is the formulas for sulfur tetrachloride?

The chemical formula for sulfur tetrachloride is SCl4. This compound is formed by the combination of one sulfur atom with four chlorine atoms. Each chlorine atom contributes one electron to form a covalent bond with the sulfur atom, resulting in a stable molecule. The Lewis structure of sulfur tetrachloride shows the arrangement of the atoms and the shared electron pairs.

How many atoms are in 2AL2O3?

To determine the number of atoms in 2Al2O3, we first need to calculate the molar mass of Al2O3. Aluminum (Al) has a molar mass of 26.98 g/mol, and oxygen (O) has a molar mass of 16.00 g/mol. Therefore, the molar mass of Al2O3 is 2(26.98) + 3(16.00) = 101.96 g/mol. Next, we convert the given quantity of 2 moles of Al2O3 into atoms using Avogadro's number, which is approximately 6.022 x 10^23 atoms/mol. Therefore, 2 moles of Al2O3 contain 2 x 6.022 x 10^23 = 1.2044 x 10^24 atoms.

What elements make up Phosphate?

Phosphate is typically composed of a phosphorus atom bonded to four oxygen atoms in the form of PO4^3-. It is commonly found in compounds such as calcium phosphate, which is a major component of bones and teeth. Phosphates play essential roles in biological processes, such as cell membrane structure, energy transfer, and DNA synthesis.

What colour is anhydrous copper sulphate once heated?

Hydrated copper sulphate (CuSO4.5H2O) is BLUE

Anhydrous copper sulphate (CuSO4) is white at any temperature.

Does liver puts oxygen in your blood?

No, the liver does not put oxygen into your blood. The liver's main functions include detoxifying chemicals, metabolizing drugs, producing bile, and storing glycogen. Oxygen is primarily added to the blood through the lungs during respiration, where oxygen is inhaled and diffuses into the bloodstream through the alveoli in the lungs.

How much does sodium hypochlorite weigh per gallon?

The weight of sodium hypochlorite (bleach) varies depending on the concentration. Bulk users (municipal water treatment, manufacturing, cooling towers) most frequently use 12.5% sodium hypochlorite which weighs 10 lbs. per gallon.

How many electron shells does plutonium have?

Plutonium has 7 electron shells. In its neutral state, plutonium has 94 electrons, which are distributed across these 7 shells based on the rules of electron configuration. The electron configuration of plutonium is [Rn] 5f6 7s2, indicating the filling of the 5f and 7s orbitals before moving on to the next shell.

How much is 17 nickels?

Oh, dude, 17 nickels? That's like 85 cents. You know, because each nickel is worth 5 cents. So, it's just basic math, nothing too crazy. But hey, if you ever need help counting your change, I got you!

What is potassium and nitrogen and oxygen combined?

Oh, dude, when you mix potassium, nitrogen, and oxygen together, you get the chemical compound potassium nitrate, also known as saltpetre. It's commonly used in fertilizers, fireworks, and even some toothpaste. So, like, next time you're brushing your teeth, just remember you're basically putting a little bit of fireworks in your mouth. Cool, right?

What does tungsten taste like?

Oh, dude, why would you want to know what tungsten tastes like? Like, it's a metal, not a snack. But if you really wanna know, tungsten is tasteless because, surprise, surprise, it's not meant for your taste buds. Stick to food, my friend, and leave the metals alone.

What elements have a lower proton number than fluorine?

Elements with a lower proton number than fluorine on the periodic table include elements such as helium, lithium, beryllium, boron, carbon, nitrogen, oxygen, and neon. These elements have fewer protons in their nucleus than fluorine, which has 9 protons. The proton number, also known as the atomic number, determines the identity of an element on the periodic table.

Hydrogen and helium are ideal gases at room temperature and ordinary pressure but sulfur dioxide is not an ideal gas?

H2 and He are ideal at room temperature because room temperature is very high for both of them so at high temperature gasses bahaves ideally due to the small force of attraction but in case of SO2 and CL2 room temperature is not so high for them so they have greater force of attraction between them and thus behaves non-ideally .......!

What are the name and atomic number of potassium?

'Potassium' is the name. Its Latin name is KALIUM (K) its formula symbol.

Atomic No. is 19 ; 19th position in the Periodic Table.

How much does the element neon cost per pound?

The cost of neon per pound can vary depending on the purity and quantity purchased. Neon is typically sold in gas form and is not commonly available for purchase by the pound. However, as of current market prices, neon gas can cost around $33-$40 per 100 cubic feet, which is equivalent to approximately $1-$1.20 per pound.

What is sulfate charge?

Sulfate has a charge of -2. This means that it has two more negatively charged electrons compared to the number of positively charged protons in its structure.

What metallic chloride is soluble in cold water?

Aluminum chloride is a metallic chloride that is soluble in cold water.

Is caesium chloride soluble in water?

YES!!!! All Group (1) metals, and their salts, of which caesium is one, are soluble.

What happens when Hydrochloric acid reacts with ammonium chloride?

When hydrochloric acid (HCl) reacts with ammonium chloride (NH4Cl), the following reaction occurs: NH4Cl + HCl → NH4+ + Cl- + H2O. The HCl donates a proton (H+) to the NH4Cl, forming ammonium ion (NH4+) and chloride ion (Cl-). Water (H2O) is also formed as a byproduct of the reaction. This reaction is an example of a neutralization reaction, where an acid and a base react to form water and a salt.

Silver phosphate formula?

Silver phosphate has the chemical formula Ag3PO4. It is a light-sensitive, yellowish solid that is sparingly soluble in water. So, there you have it, the formula for silver phosphate in all its glory.

What is the origin name for sulfur?

Sulfur's origin name is derived from the Latin word "sulfurium." The element has been known since ancient times and was referred to as "sulfur" in Latin and "sulphur" in British English. Its chemical symbol, "S," comes from the Latin word "sulphurium."

When was copper added to the periodic table of elements?

Oh, dude, copper has been chilling on the periodic table since way back in the day. It was discovered way back in ancient times, like before Wi-Fi was even a thing. So yeah, copper has been part of the elemental squad for a looong time.

What element has a mass number of 138 and atomic number of 56?

The element with a mass number of 138 and atomic number of 56 is Barium (Ba). The mass number represents the total number of protons and neutrons in the nucleus, while the atomic number indicates the number of protons. In this case, Barium has 56 protons and 82 neutrons (138 - 56 = 82).

What is Chlorine's boiling point and melting point?

Well, darling, Chlorine's boiling point is -34.04°C and its melting point is -101.5°C. So, if you're looking to boil or freeze some Chlorine, now you know the temperatures to work with. Just don't go inhaling the stuff, unless you're into that whole suffocating and burning sensation.

What is the Composition of electric fan and its element?

Well, darling, an electric fan typically consists of a motor, blades, a housing, and a power source. The motor is usually made up of copper wire coils, magnets, and a rotor. The blades are commonly made of plastic or metal. And the housing is there to keep everything in place and protect your fingers from getting chopped off. So, there you have it, the sassy breakdown of an electric fan's composition.