compare an ionic bond to a covalent bond
ionic bond -bond formed thru the transfer of electrons between a metal and a nonmetal covalent bond -bond formed thru sharing of electrons between two nonmetals it has 2 kinds: purely or nonpolar covalent bond (between 2 like or same nonmetals ) polar covalent bond (between 2 different nonmetals) similarities: they are bond formed either by the transfer or sharing of electrons between 2 atoms
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what about this one write the formula for an ionic compound
Do you want to know how to write one or do u want me to write a specific one
you right one for me
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Ca^+2 O^-2 -> Ca O -> CaO Pb^+4 O^-2 -> Pb O -4=2 ->PbO2
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no how bought this one given chemical formulas, identify ionic compounds and covalent compounds
Ionic compounds usually shown by the + or - at the end of the written formula. the ionic configuration can be identified by the oxidation state of an element, O= -2 H= +1 the oxidation state overall should add up to 0. An ion is positive if it has lost an electron therefore it is negative if it has gained an electron.the plus or minus shows the charge so an ionic formula can be identified for example: ion: Cl- Cl- Ca²+ charge: -1 -1 +2 total charge must be 0 due to oxidation states so formula is therefore CaCl₂. Covalent bonds: an a bond formes by the sharing of electrons where one electron is supplied by each atom. dative covalent bond is a shared pair of electrons which has been provided by one of the bonding atoms only. eg NH3 has one lone pair which can attach to a hydrogen ion to form NH4+
Identify the difference between a molecular formula and a structural formula
A chemical formula that shows how atoms are arranged within a molecule or polyatomic ion and a molecular formula shows the number of the atoms that makes up the molecule. A molecular formula indicates the numbers and types of elements in one molecule of a substance. A structural formula indicates how the atoms are bonded to one another. Some examples include: water: H2O, H-O-H carbon dioxide: CO2, O=C=O oxygen: O2, O=O In a structural formula, each line represents a single covalent bond (one pair of shared electrons) between the atoms, and a double line represents a double covalent bond (two pairs of shared electrons) between the atoms.
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