2-is a substance made up of two or more different elements in fixed ratio. Ex. H2O - CO2
Compound
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6-the type of bond when each atom share by no. of valence electrons equal to that needed to completes its outer shell to be stable as nearest inert gas.
Covalent Bond
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eraser
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rocket
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fairy
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banana
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16-What happens to the electrons in a Nonpolar Covalent bond ?
non polar
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3-Is a force that join atoms together in a compound or an element.
Chemical bond
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7-True or false : The more valence electrons that the two atoms share, the stronger the covalent bond formed
True
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trap
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gold
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rocket
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thief
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1-is made of two similar atoms. Ex. : H2 - O2
Element
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trap
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shark
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gift
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banana
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5-It is a bond formed between 2 non- metal atoms by sharing valence electrons to complete its outer shell
Covalent Bonds
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8-Exists when 2 non metal atoms share 2 pairs of valence electrons.
double covalent bond
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4-Types of chemical bonds a-Ionic bonds â b-Covalent bonds â c-Metallic bonds d-all
d-all
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11-What is the type of this covalent bond ?
double covalent bond
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13-Which Compound would be classified as a covalent bond? a-HCl b-H2O c- both
c- both
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9-True or false : Double bonds are stronger than single bonds.
True
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15- A covalent bond in which electrons are shared unequally is: .............................
