Lrrr ruler of Omicron Persei 8e hates chemistry The periodic table on Omicron Persei 8 looks different from Earth. Sodium has a +2 charge and Sulfide has a -3 charge. What is the formula for potassium oxide? O K3O2 О ко O K2O O K2O3 O K2O2

Q: Provide the name/chemical formula for the compounds below   Ca(NO3)2 * 4 H2O…

A: Answer - 1. Ca(NO3)2 * 4 H2O - The name of the given compound is - Calcium nitrate tetrahydrate…

Q: Provide the name or chemical formula for the following binary ionic compounds: (dont worry about…

A: Given that, Binary ionic compounds are composed of a metal + nonmetal. They always consist of two…

Q: PART 2: Use Lewis dot structures to show the ionic bonding in the following pairs of elements. Show…

A: Gr. II and Gr. III elements loose 2 and 3 electrons while Gr. 15, Gr. 16  and Gr. 17 elements gains…

Q: How many electrons are there in a Au2+ cation? O 78 O 77 O 81 O 80 O 79

A: Cations are positively charged particles, which has more number of protons than electrons. When an…

Q: What is the correct formula for a compound formed from the most common ions of aluminum and sulfur?…

A: Formation of ionic compounds between Al and S  Answer is d  Al2S3

Q: What charge does a aluminum cation always have? +1 +2 +3 +4

A: Charge on aluminium cation:

Q: Ca(NO 3 ) 2 +Na 2 CO 3 CaCO 3 +2NaNO 3 how many oxygens atoms are on the left side

A:

Q: #10. Potassium chloride and potassium bicarbonate are úsed as potassium dietary supplements. Write…

A: To write the formula of compound , We have to identify the metals and Ligand present in the compound…

Q: The iron in metallic steel rust is in what ionic form?  a. 2+ b. not in ionic form c. 3+ d. can…

A: Corrosion (or rusting of iron ) is process in which metallic surface of any metal slowly eating down…

Q: Which charge does iron (Fe) have in iron sulfate (FeSO4)? O- 2 O +1 O+2 O -1

A: Given: The compound formed by iron is FeSO4.

Q: Name Formula Ex. Calcium nitrate Ca2+(NO3) Ca(NO3)2 %3D II

A:

Q: Use the internet to figure out which of the following IONIC COMPOUNDS is most likely the mystery…

A: A question based on properties of solids that is to be accomplished.

Q: Assuming the charge on each O in PO43- is -2, what is the charge on the P? Select one: 3 -3 8 -5 5

A: Oxidation number - The number of electrons lost or gain by an atom when atom is in reacting stage…

Q: What is the correct formula for an ionic compound consisting of Fe3+ and PO43- O Fe,PO3 O FEPO4 O…

A: The cation given is Fe3+ (iron (III) ion) The anion given is PO43– (phosphate ion)

Q: What is the formula for Phosphorus dioxide? O P202 O PO O KO2 O PO2

A: • We need to determine the formula for phosphorus dioxide

Q: Write the formulas of the following compound: titanium (IV) oxide. O TiO2 O TIO4 O Ti40

A:

Q: IV. Write the chemical formula of the following combination of lons. CI-1 PO43 Na+1 Ca +2 Zn +2 Al…

A:

Q: 2. Write the chemical formula for the following compounds a. aluminum oxide, b. lead (IV) chlorite…

A: "The chemical formula of a compound  is a symbolic representation of its composition" So lets see…

Q: Greetings and Thank you  for your help....I Appreciate  you 2. Give the formula of a negative ion…

A: Ions are formed when removing from electrons from or receiving electrons to the atom. Donation of…

Q: Referring only to a periodic table, give the ionic charge expected for each of these representative…

A: The ionic charge is the charge present on the element due to loss or gain of electrons. The atom…

Q: -2.102 Write formulas for the following binary compounds: (a) Potassium chloride (b) Tin(II) bromide…

A:

Q: Which of the following formula/name pairs is incorrect?     Sr(OH) 2 strontium hydroxide…

A: The incorrect formula/name of the pair can be identified,

Q: What is the identity of element X if the ion X* contains 18 electrons and 19 protons? O K Ca Mg Na

A: As the given ion contains X+ contains 18 electron and 19 proton , X+is formed by loss of one…

Q: Which of these is not a cation A NH4+ B Cl− C Mg2+ D K+

A: Introduction: Atoms are the neutral and smallest unit of element. Each atom consist of some…

Q: I. Write the chemical name of the ions expected from the following compounds. FORMULA POSITIVE ION…

A: For naming of the ionic compound, one has to 1st write name of positive ion followed by negative…

Q: Complete the table below. For example, in the first row decide whether Sc+3 is a cation or anion. In…

A: element        symbol of icon     type of ion scandium          Sc3+       cation calcium…

Q: How many protons, electrons, and neutrons does the Vanadium +5 ion (V) have?

A: An atom is mainly composed of three sub-particles; electrons, protons and neutrons. These particles…

Q: Which of the following is false regarding the Fe(NO3)3 compound? a) Valence of iron =+3 O B) It is…

A: The question is based on the concept of chemical bonding. We have to identify the correct statement…

Q: How many electrons are there in a Au2+ cation? O 78 O 77 O 81 80

A: The number of electrons present in Au = 79. Its electronic configuration is: [Xe] 4f145d106s1

Q: Give the formulas of the compounds in each set: (a) lead(II)oxide and lead(IV) oxide; (b) lithium…

A: Introduction- Chemical formula is the scientific symbol of the names of the compounds that are…

Q: What is the formula for aluminum nitrite? AINO3 AI(NO2)3 AlzNO2 Alz(NO3)3 Alz(NO2)2

A: The given compound is aluminium nitrite which is a salt. For the compound the formula of nitrite…

Q: Iron metal (steel) is in what ionic form?

A: Iron is a transition metal. It is found in the earth crust. It is very important for the survival of…

Q: Write a chemical formula for a compound that contains two nitrogen atoms to every one oxygen atom.…

A: Chemical formula is a representation of a compound by showing number of each element presented in…

Q: Write the name of each compound next to its chemical formula. a.) NH4NO3 ______________________ b.)…

A: a) The compound given is NH4NO3  Hence the compound has ammonium cation i.e NH4+ and nitrate anion…

Q: The ionic compound pictured here could be Click here if the picture is not displayed e O carbon…

A: Ionic compound are formed by ions consisting of cation and anion

Q: Cehmical formula of a salt compound is XC12. What is the X elements if the X ion in this compound…

A: To find the X element , first we have to find the charge on X in the XCl2  The charge on Cl atom is…

Q: Ammonium nitrate "NH4NO3" is the nitric acid ammonium salt. It has a function as a fertilizer, an…

A: Given here ammonium nitrate NH4NO3 is the nitric acid ammonium salt.We are asked to find the…

Q: The formula of potassium tetrachloridocuprate(II) is K2CuCl4. What would be the formula for calcium…

A:

Q: In Chemistry, there are specific rules for writing the formulas of ionic compounds having a given…

A: a) The name given is aluminium sulfide. From the name we can see that the compound is having cation…

Q: Ghoshdastidargon (Gh) is a mythical transitional metal that forms an ionic compound with the…

A: We can name any compound from its cation and anion. For transition metals, we write the name as :…

Q: An ion from a given element has 9 protons and 10 electrons. What is the charge on the ion?  What…

A: There are two questions so in the first question the given condition is like below An element has 9…

Q: What charge ion do you expect calcium to become when it gains or loses electrons? -3 +2 -1 -2 +3 O…

A:

Q: 7) Write the formulas of the following compound: silicon dioxide A) Si20 C) Si202 B) SiO2

A: the formula of the silicon dioxide is

Q: Identify each compound as ionic or covalent then provide the correct formula. Name Ionic or…

A:

Q: Aluminum (Al) reacts with chlorine (Cl,) gas to form aluminum chloride. Given the position of…

A:

Q: Name the following hydrate, Mg3(PO4)2 ⋅ 6H2O

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Q: What is the name of the compound with the formula CuS ?  What is the name of the compound with the…

A: 1) The compound with formula CuS has cation Cu2+ i.e copper and anion S2- i.e Sulphide  Hence the…

Q: 8. Write the formula for the following compounds. (4 pts) a) strontium nitrite b) lead(IV) arsenite

A:

Q: What charge ion do you expect nitrogen to become when it gains or loses electrons? +2 +3 -2 -1 -3 +1

A:

Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.