how many atoms are present in po43 - ion?
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(ii) In a PO43-ion, five atoms are present; one of phosphorus and four of oxygen.
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1 Answer. An oxide ion has 8 protons and 10 electrons.
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For Ca3(PO4)2 there are a total of 13 atoms in the compound.
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In one molecule of H3PO4, there are 3 atoms of hydrogen, 1 atom of phosphorus and 4 atoms of oxygen.
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According to Hardy-Schuize law, greater the charge on anion greater will be its coagulating power. Here,PO3-4 have highest charge. Hence, PO43 have highest coagulating power.
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9 atoms of oxygen, 3 nitrogen atoms, and 1 aluminum atom.
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The formula arises as calcium phosphate is generally composed of two atoms of phosphorus, three atoms of calcium and eight oxygen atoms.
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P3–: From Table 2.2, the electron configuration for an atom of phosphorus is 1s22s22p63s23p3. In order to become an ion with a minus three charge, it must acquire three electrons—in this case another three 3p. Thus, the electron configuration for a P3– ion is 1s22s22p63s23p6.
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Thus a total of four ions are present in the solution per molecule of Na3PO4.
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In phosphate ion (PO43-), each oxygen has a full octet (eight valence electrons), whereas phosphorus has an expanded octet (ten valence electrons). In sulfuric acid (H2SO4), each oxygen has a full octet (eight valence electrons), whereas sulfur has an expanded octet (twelve valence electrons).
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In one mole of sodium phosphate, three moles of sodium atoms, one mole of phosphorous atoms and four moles of oxygen atoms are present. Substitute for , for and for in equation (1). Therefore, the molar mass of sodium phosphate is 163.97 g/mol.
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moles of Mg3(PO4)2 contains 0.25 moles of oxygen atom.
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Chegg.com. The total number of atoms present in a molecule can be obtained by adding together all the atoms present in the molecule. In this case contains 3 calcium, 2 phosphorus and 8 oxygen atoms. So, in total 13 atoms are present in this molecule.
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In 6.2g of white phosphorus (P₄). The number of moles (atomic mass of P₄=124u​ ) are 0.0125mol .
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How many electrons are present in A+ ion having eleven protons? A.
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Ions composed of two/more covalently bonded atoms acting as single unit are called polyatomic ions. Polyatomic ions can be positive polyatomic ions or negative polyatomic ions. Examples of positive polyatomic ions are - NH4+. Examples of negative polyatomic ions are OH-, CN-, HCL3-.
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How many atoms are represented by one formula unit of aluminum dichromate Al2 Cr2O7 3? If you balance the charging of the magnesium ion and the phosphate polyatomic ion , you get a formula of Mg 3 ( PO 4 ) 2 . Now count 'em up : there exist 3 magnesiums , 2 phosphrous and eight oxygens .