For each of the following pairs of ions, write the symbol for the formula of the compound they will form:(a) Ca2+, S2−(b) NH4+ , SO42−(c) Al3+, Br−(d) Na+, HPO42−(e) Mg2+, PO43−

Q: Give the systematic names for the formulas or the formulas for the names: (a) CoO; (b) mercury(I)…

A: Systematic name: A name of chemical substance is given by a systematic way is known as systematic…

Q: Because many ions and compounds have very similar names,there is great potential for confusing them.…

A: The correct formulas of the compounds are -

Q: The radii of the lithium and magnesium ions are 76 pm and 72 pm, respectively. Which compound has…

A:

Q: Distinguish between molecular substances and ionic substances in terms of their composition?

A: Ionic compounds have strong ionic bonds while molecular substances have covalent bonds. Molecular…

Q: A metal M forms a compound with the formula MCl4. If the compound is 74.75% chlorine, what is the…

A: Given data contains, Mass percentage of chlorine is 74.75% 100 g of MCl4 has 74.75 g of chlorine.…

Q: Give the name or chemical formula, as appropriate, for eachof the following acids: (a) HBrO3, (b)…

A: (a) The name of HBrO3 is Bromic acid. (b) The name of HBr is Hydrogen bromide. (c) The name of H3PO4…

Q: Suppose that green spheres represent bromine atoms, yellow-green spheres represent chlorine atoms,…

A: According to the question, Green spheres represent Chlorine atoms, Yellow-green spheres represent…

Q: Below are some of the interesting (and in some cases toxic) compounds that people will encounter in…

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Q: Write the formula of the ionic compound expected to form from the following elements: (Be sure to…

A: We know that,  AxBy will  be ionise to form ions as zhown in the image as-

Q: What monatomic ions do potassium (Z=19) and iodine (Z=53) form?

A: Ion formation- Valence electrons are the electrons are present in last shell of an atom,which can…

Q: Which of the following are poor conductors of heat and electricity? O Transition elements O Halogens…

A: Elements can be classified into 3 forms, that is metals, non-metals, and metalloids. Metals are the…

Q: What is the name of the compound with formula, Mg(ClO2)2.6H2O

A: Inorganic compounds are mainly formed by cation and anion or metal and non metal , it's formula are…

Q: what makes thw difference between the isotopes of an element?

A: an elements having same atomic number but different masses are said to be isotopes

Q: Iron exists in nature as a mixture of predominantly three isotopes: 5426Fe (53.94 amu), 562.Fe…

A:

Q: Which of the following are ionic, and which are molecular?(a) PF5, (b) NaI, (c) SCl2, (d) Ca(NO3)2,…

A: Ionic and molecular (Covalent ) compounds :  If the compound formed by its respective cation and…

Q: Give the name or chemical formula, as appropriate, for eachof the following binary molecular…

A: (a) The naming of the binary compounds is given by the following rules, Rule 1- Write down the…

Q: What is identity of an ion having 32 protons, 30 electrons and 40 neutrons?

A: Given : number of protons = 32 number of electrons = 30  and number of neutrons = 40

Q: What is the formula of ammonium hydrogen phosphate?   What is the formula of calcium iodide

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Q: Give the formula (symbol with charge) of the cation in each of the following compounds: CuS, Ag2SO4,…

A: Given : compounds - CuS, Ag2SO4, Al(ClO3)3, Co(OH)2, and PbCO3  In CuS, the anion present is S2- i.e…

Q: Main-group elements are those in the columns 3A to 8A of the Periodic Table. True or Flase?

A: Representative elements are known as main group elements of the periodic table.

Q: Complete the following table. Put the full symbol, e.g. 37^Cl- symbol 605^W^8+ 37^Cl-   protons…

A: To complete the table, symbol 605W8+ 37Cl-   protons     5 neutrons     5 electrons      5…

Q: the correct name for CuSO4·5H2O is could you explaining to me how to read and understand the…

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Q: Distinguish between the charge on a cation from the charge on an anion?

A: The charge on a cation is to be distinguished from the charge on an anion.

Q: compound M2O3 is 30.06% oxygen, where M is an unknow metal. The element represented by M is?

A:

Q: an ionic compound?

A: Ionic bond is formed by the complete transfer of valence electron(s) between atoms. It is a type of…

Q: Which of the following ionic compounds is incorrectlynamed? (a) Zn1NO322, zinc nitrate (b) TeCl4,…

A: Ionic compounds are compounds formed by the combination of metal and non-metal. Ionic compounds have…

Q: 2. Name the following compounds. b) d) HC HC CH

A: We have been asked to name the following compounds on the basis of IUPAC nomenclature.

Q: 3. What type of substances are magnesium chloride, sodium chloride, and calcium chloride?

A: The question is based on the concept of chemical bonding. we have to identify the nature of…

Q: Which of the following compounds is a nonelectrolyte? Select one: O a. acetic acid, CH3COOH b.…

A: A nonelectrolyte is a substance that will not form ions when dissolved in water and therefore the…

Q: The formula for europium oxide is Eu2O3. On the basis of this information, the formula for europium…

A:

Q: Provide the name or chemical formula, as appropriate, foreach of the following acids: (a) hydroiodic…

A: a)  hydroiodic acid,   HI     b)  chloric acid,    HClO3     c)  nitrous acid,   HNO2

Q: Give the formula for each of the following compounds: (a) sulfur dichloride, (b) dinitrogen…

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Q: Be sure to answer all parts. The following table gives numbers of electrons, protons, and neutrons…

A: The concept for determining charge and neutrality on the given element is- If electron = protons…

Q: 2.77/The radii of the lithium and magnesium ions are 76 pm and 72 pm, respectively. Which compound…

A: Given, Radii of Li = 76 pm  Radii of Mg = 72 pm  Which has more ionic attraction = ?

Q: A compound is 24.7% calcium 1.2% hydrogen 14.7 carbon and 59.3% oxygen. Determine the chemical…

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Q: 2.98) Give the name and formula of the compound whose mol- ecules consist of two sulfur atoms and…

A: The name and formula of the compound that has two sulfur atoms and four chlorine atoms has to be…

Q: What is the difference between ionic compounds and molecular compounds?

A: Ionic compounds consists of ionic bonds in which the atoms are attracted to each other electro…

Q: An unidentified element (let’s call it element “X”) is reacted with sulfur to form an ionic compound…

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Q: Consider the following compounds (names and formulas): I.lithium bromide, LiBr II. iron(1II) sulfate…

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Q: Give the formula for each of the following compounds. (a) sulfur dichloride, (b) dinitrogen…

A: The binary compounds which are formed by the group of 4A-7A elements are named as by adding the…

Q: The smallest unit of charge is –1.6 × 10¬19 C, which is the charge in coulombs of a single electron.…

A: In the given question we have to find out the values of possible charge of oil droplets. Here, the…

Q: A sample of an ionic compound containing iron and chlorineis analyzed and found to have a molar mass…

A: Given molar mass = 126.8 g/mol The iron and chlorine containing compound Molar mass of Fe = 55.8…

Q: An element's most stable ion forms an ionic compound with bromine, having the formula XBr3. If the…

A: Given: 1) Ionic compound with bromine is=XBr3 2) Mass number of an element is = 225 3) Number of…

Q: How many Hydrogen atoms are there? 4H,0

A: We have given that  No. Of mole of H2O = 4  1 mole water contain 2 mole hydrogen atom and 1mole of…