Suggest the formula of the acif used to prepare ca3(po4) 2

Q: How can iodine (Z = 53) have a higher atomic number yet a lower atomic mass than tellurium (Z = 52)?

A: An atom is made up of three particles namely, protons, neutrons, and electrons. The protons and…

Q: What is the % potassium in 1.0 mole of K2PTC16? (K= 39.1, Pt 195.08, CI = 35.45)? a. 1.6% b. 6.1%…

A: Given: Moles of K2PtCl6= 1.0 mol Molar mass of K = 39.1 g/mol Molar mass of Pt = 195.08 g/mol Molar…

Q: Co

A: Isotopes : if two same element have same atomic number but atomic masses are different then we can…

Q: Which element is a row 5 transition element?(a) Sr(b) Pd(c) P(d) V

A: The element which belongs to row 5 transition element has to be given.

Q: Does the reaction of a main-group metal oxide in water produce an acidic or a basic solution? Write…

A: The nature of the solution has to be predicted by reaction of main group metal oxide in water has to…

Q: Indicate whether each of the following statements is trueor false (a) H2(g) and D2(g) are allotropic…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: Which of the following is isoelectronic with argon?    A.    Fe2+    B.    F-    C.    Br-    D.…

A: If two or more species contain same number of electrons , called the isoelectronic.   Argon ,…

Q: Which element does NOT exhibit paramagnetism?   A. Sodium, Na   B. Iron, Fe   C. Calcium, Ca…

A: Paramagnetism is a property exhibited by the elements which have unpaired electrons present in their…

Q: Which element is a main-group metal? (a) O (b) Ag (c) P (d) Pb

A: a) O (b) Ag (c) P (d) Pb

Q: Calculate the weight needed to prepare 0.5 liter of 0.1M potassium chloride (KCI) given that the…

A: Given that, Concentration of KCl solution required =  0.1 M Volume of KCl solution required = 0.5…

Q: 4. Which of the following elements is the least reactive metal? а. К C. Mn b. Ca d. Zn O A O c O D

A: Concept is based on Reactivity series of elements.

Q: How is it that 147N has 5 electrons?

A: An isotope is represented by the system given as,AZX In this notation, X is the symbol of an…

Q: Which is an acidic oxide? Group of answer choices Fe2O3 MgO Cr2O3 P4O10 K2O

A: The nature of species formed on the dissolution of oxides in water determines whether that oxide has…

Q: A sample of an oxide of Sn, A weighing 3.014g was heated at a low temperature losing part of its…

A: Suppose, the formula of A is SnxOy Number of mole of Sn present = 2.374118.7=0.02 mole

Q: (A) n=3,7=2 (B)n=42=3

A: ml is the magnetic quantum number. Magnetic quantum number represents the orbitals.  Possible values…

Q: 3. The Statue of Liberty consists of copper plates on an iron skeleton. The statue was recently…

A:

Q: Which is true elemental potassium? A. It is a nonmetal B. It is a group II element C. It is a liquid…

A: Potassium is an element present in along with the alkali metals in the first group of periodic…

Q: Which of the following group I elements does not form 3 types of oxides? Select one: а. Na O b. K С.…

A: Group I elements reacts with oxygen and forms three types of oxides a) peroxides :-  Peroxide…

Q: For each of the following, give the most specific classification according to type of matter:…

A: Generally, each and everything in the universe that has some mass and some space is known as matter.…

Q: For each of the following, give the most specific classification according to type of matter:…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: For each of the following, give the most specific classification according to type of matter:…

A: Compounds are classified in a group according to their nature or physical and chemical properties or…

Q: 4. Give the formula and name of the compound formed by Strontium with a. Nitrogen b. Bromine C.…

A: Strontium is the chemical element with atomic number 38. A chemical reaction is one where a reactant…

Q: Iodine (I) would have chemical properties most similar to which of the following elements Te Rb…

A: Generally we know In periodic table there are 7 periods and 18 groups. Now in a group, all elements…

Q: How many core electrons does nickel contain? O 26 O 18 O 2

A: How many core electron in Nickel ?

Q: 9. Give the net ionic equation for the following: N22SO4(aq) + Ga(NO3)3(aq) - → ee

A: Net ionic equation :-       The net ionic equation is a chemical equation for a reaction that lists…

Q: Select basic oxide from the choices given. Choose one    H2O2   CO2   SiO2   P4O6   CaO

A: Basic oxides also called base anhydride, are usually formed by reacting of oxygen with metals. A…

Q: How can iodine (Z=53) have a higher atomic number yet alower atomic mass than tellurium (Z=52)?

A: lodine (Z=53) has a higher atomic number than tellurium (Z=52). But the atomic mass of iodine is…

Q: What is the electron configuration for P 3- Ion?

A: Electronic  configuration  tell no of electron  present  in each orbital.

Q: BaTiOg has the perovskite structure shown below. The ionic size of Ba2", Ti*, and O2 are 0.161 nm,…

A:

Q: Write a post that sorts the compounds into 4 different groups. Explain what commonalities led you to…

A: The salts are the inorganic compounds that are composed by the reaction of an acid and a base. The…

Q: What is the chemical formula of sodium diamminetetrahydroxozincate(II)?     Na2[Zn(NH3)4(OH)2]…

A: What is the chemical formula of sodium diamminetetrahydroxozincate(II)?

Q: Identify which of the following atoms would have the largest radius. A) Mg B) Mn C) Ba D) Bi E) Br

A: As we move from left to right in a period then radii decreases. As we move from top to bottom then…

Q: Fe= 55.15 o=16.08 N= 14.11g give molecules, atoms and ions in .650moles of Fe(NO2)2 please show…

A:

Q: 2. Which statement about silicon is false? It is a metalloid. b. It behaves as a semiconductor when…

A: Silicon is p-block element with atomic number 14 and symbol is Si

Q: 2. Predict whether each of the following oxides is ionic or molecular? (a) SnO2 (b) Al½O; (с) СО2…

A: Ionic compounds are formed by combining a metal and a nonmetal   Molecular compounds are formed by…

Q: Whether or not the process is observed in Nature, which of the following could account for the…

A: The transformation of carbon-10 to boron-10 occurs in two way:

Q: Q5: The percentage composition of fuel is carbon to hydrogen ratio is 18, H = 5% , O = 2%, S 0.4%, N…

A:

Q: How  could you separate tellurium dioxide, TeO2 from SiO2

A: The method to separate tellurium dioxide, TeO2 from SiO2 is to be explained.

Q: 7. which isotope of phosphorus kept under water red Black white violet

A: Answer :- White  -------------------------------------------------------------------------

Q: MCQ 36: Halogen that can react with noble gases like Xe is A. F B. CI C. Br D. I

A: Noble gases are those element which have complete octet i.e., they have 8 electrons in their valence…

Q: If e = 1, what can be deduced about n? If me = 2, what can be said about e? On 1 Oe >2 On21

A: Please find your solution below : Principal quantum number denotes the principal electron shell of…

Q: Which element listed below would have the lowest first ionization energy?   K Cl Ca Br Se

A: Electronic configuration refers to the systematic arrangement of electrons in the various shells and…

Q: Rank the following ions according to their decrease in radius, showing the cause in detail:

A: Atomic size or atomic radius is the distance from the nucleus of the atom to its outermost shell.…

Q: Compare and contrast the chemistry of group 1 elements with that of group 2 on the basis of the…

A: The alkali and alkaline earth metals differ in a few properties and these have been discussed below.…

Q: 8. lonization of which of the following elements is most energetically costly? A. Ne В. Na1+ C. Mg2+…

A: Ionization energy is the energy required to remove an electron from the outermost shell of an…

Q: Which of the following elements would you expect to have properties similar to those of barium (Ba)?…

A: Which of the given element would have a similar properties like Barium (Ba) = ?

Q: (a) Briefly describe how the atomic radii and ionization energies of group 1A(1) elements compared…

A: Go to 2 step for your answer . Thanku)

Q: . The 0:"O abundance ratio in some meteorites is greater than that used to calculate the

A: