Q.1 Fill in the blanks.
1. Diamond is the _______ known substance.
2. Density of diamond is _____ 3. Density of graphite is _____
4. Diamond has _____ structure.
5. Graphite has _____ structure.
Q2 Write down the physical properties of carbon monoxide.
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Q.1] Fill in the blanks :-
1. Diamond is the hardest known substance.
2. Density of Diamond is 3.51 g/cm³
3. Density of Graphite is 2.26 g/cm³
4. Diamond has crystal structure.
5. Graphite has covalent structure.
Q.2] Write down the physical properties of Carbon Monoxide.
= The physical properties of carbon monoxide are :-
• It is a highly poisonous gas.
• It is tasteless, colourless and odourless.
• It is a highly flammable gas.
• It is slightly soluble in water.
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