Tungsten filament represents metallic substance. Tungsten is a metal. Other examples of metals include iron, copper, aluminium, magnesium, sodium, lead, zinc etc.
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Q1
Which substance has a polar covalent bond between its atoms?
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Q2
The molecule that has polar covalent, non polar covalent, coordinate and ionic bond among the following
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Q3
Polar covalent compounds dissolve in water due to presence of partial charges on polar covalent compounds.
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Q4
Select the correct descending order of melting points of ionic, non-polar covalent and polar covalent compounds.
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Q5
Please help me understand how to identify a polar covalent compound and a non-polar covalent compound.