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Strontium

Strontium is a chemical element with the atomic number 38 and symbol Sr. This alkaline earth metal was used primarily in cathode ray tubes in early televisions.

496 Questions

What is the chemical equation of strontium oxalate mono hydrate?

The chemical formula of strontium oxalate monohydrate is SrC2O4·H2O. The chemical equation for its formation involves the reaction of strontium nitrate with oxalic acid in the presence of water.

Will strontium gain electrons in chemical change?

Strontium typically loses electrons to form a positively charged ion (Sr2+). It is in group 2 of the periodic table, meaning it tends to lose two electrons to achieve a stable electron configuration.

What is strontium monohydrogen phosphate?

Strontium monohydrogen phosphate is SrHPO4 .

The phosphate anion has a '3-' negative charge. So it needs cations with a total charge of '+3'. Strontium being a Group 2 element has a cationic charge of '+2' . So the third '+' charge is made up of an 'H^+' cation. Hence the name 'mono-' for the hydorgen. 'Mono' means 'one(1)'.

Does strontium lend or borrow electrons?

Strontium tends to lose electrons and form a 2+ cation because it is an alkaline earth metal with two valence electrons.

How many electrons will Strontium gain or lose in forming a noble gas configuration?

Strontium, a group 2 element, will lose 2 electrons to attain a noble gas configuration because it will achieve a stable electron configuration similar to the nearest noble gas, which is krypton. Strontium has 38 electrons in its neutral state, while krypton has 36 electrons. By losing 2 electrons, Strontium becomes Sr2+, and its electron configuration is similar to krypton.

What is the molar mass of strontium sulfide?

The molar mass of strontium sulfide (SrS) is 119.63 grams per mole. This value is calculated by adding the atomic masses of strontium (87.62 g/mol) and sulfur (32.07 g/mol) together.

What number of levels do strontium have?

Strontium has 4 energy levels or electron shells. It can hold up to 38 electrons in total across these levels.

What is the first ionization of strontium?

The first ionization energy of strontium is 549.5 kJ/mol. It is the energy required to remove one electron from a strontium atom in the gaseous state to form a strontium ion with a 1+ charge.

How many electrons will strontium gain or lose when forming an ion?

Strontium, element with atomic number 38, will lose 2 electrons to form a stable ion as it tends to lose electrons to attain a noble gas configuration.

How is strontium malleable?

Strontium is not malleable in its pure form. It is a brittle metal that is difficult to shape or deform without breaking.

Why is an ionic bond formed between strontium and oxygen?

Strontium is a metal and oxygen is a non-metal. When they react, strontium readily loses its outer electrons to form a positively charged ion (cation), while oxygen gains these electrons to form a negatively charged ion (anion). The attraction between the oppositely charged ions leads to the formation of an ionic bond between strontium and oxygen.

How do you dissolve Strontium Sulphate?

To dissolve strontium sulfate, you can use a strong acid like hydrochloric acid or nitric acid. By adding the acid slowly to the strontium sulfate while stirring, the compound will dissolve and form strontium ions and sulfate ions in solution. Be cautious when handling strong acids and follow proper safety procedures.

Strontium fluoride decomposes into strontium and fluorine?

When strontium fluoride decomposes, it breaks down into strontium and fluorine atoms. This process is a chemical reaction where the compound is broken down into its constituent elements. Strontium and fluorine will exist as distinct elements after the decomposition.

Which of these element is not essential for living organisms strontium sulfur sodium and selenium?

strontium is not essential for living organisms. Sulfur is essential because all living things need it to survive. They also need sodium and selenium.

Is strontium a good conductor of heat?

Strontium is not known for being a good conductor of heat. It falls in between metals and nonmetals in terms of its thermal conductivity, which is lower than that of metals like copper or aluminum.

What is th equation for the reaction of strontium with oxygen?

The equation for the reaction of strontium with oxygen is:

2 Sr + O2 → 2 SrO

Does strontium have a high or low melting point?

Strontium has a relatively low melting point compared to other metals. It melts at 769 degrees Celsius (1416 degrees Fahrenheit).

Would you expect strontium to be more like potassium bromine why?

Strontium, with atomic symbol Sr, would be more like potassium, because both strontium and potassium are active metals and bromine is a nonmetal. The actual element with symbol S is sulfur, and that would be more like bromine, because those elements are both nonmetals.

How many electrons in outermost shell of strontium?

There are 2 electrons in the outermost shell of strontium. Strontium has an electron configuration of [Kr] 5s^2, indicating that it has two electrons in its outermost shell.

Does strontium undergo radioactive decay?

Yes, strontium can undergo radioactive decay. One common isotope of strontium, strontium-90, is a radioactive isotope that decays through beta decay. It is a byproduct of nuclear fission and can be harmful to living organisms due to its radioactive nature.

What compounds are in strontium?

Strontium is a chemical element, so it is typically found in compounds rather than existing as a standalone substance. Some common compounds of strontium include strontium carbonate (SrCO3), strontium oxide (SrO), and strontium nitrate (Sr(NO3)2).

What happens when aluminum sulfate reacts with strontium hydroxide?

When aluminum sulfate reacts with strontium hydroxide, aluminum hydroxide and strontium sulfate are formed as products in a double displacement reaction. Aluminum hydroxide is insoluble in water and will precipitate out of the solution, while strontium sulfate will also be a precipitate since it is insoluble in water.