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WorksheetsMacromolecules
Total questions: 20
Worksheet time: 8mins
Simple molecular structures have a set number of covalent bonds within distinct __________.
Cells
Molecules
Particles
Atoms
Diamond is used for cutting glass because it is
hard and strong
soft
shiny
unreactive
Why is diamond hard and strong? It has
weak intermolecular forces
weak covalent bonds
strong covalent bonds
van der Waals forces of attraction
_____ can conduct electricity because it has _____ _____
diamond
graphite
localised electrons
delocalised electrons
Which of these is used as a lubricant?
diamond
graphite
How many bonds will a C atom form?
1
2
3
4
Each carbon atom joined to three other carbon atoms -
diamond
graphite
both
Which of these allotropes have high melting point?
diamond
graphite
both
What is the official language of Brazil
Brazilian
Spanish
Portuguese
Cumbucha
What is the currency of India and Pakistan
Rupee
Baht
Lira
Riyal
Add 23 plus 34 plus 46
346
103
102
93
