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WorksheetsC3 Giant Covalent Structures
Total questions: 10
Worksheet time: 5mins
Why does graphite conduct electricity?
Because it is a metal
Because it has delocalised electrons
Because the layers can move over each other
What is the arrangement of atoms in diamond called?
Tetrahedral
ionic lattice
diatomic
Pentahedral
What kind of bonds are there between atoms in diamond?
Ionic
Covalent
Van der Waals
What bonding holds the layers together in graphite?
Ionic
Covalent
Van Der Waals
Complete the sentence:
Diamond and Graphite are both __________ of carbon
mixtures
ionic bonds
allotropes
Why is graphite soft and slippery?
because it has delocalised electrons
Because it is a metal
Because it has covalent bonds
Because the layers can move over each other
What do we call large structures that contain only covalent bonds?
Giant covalent molecule
Ionic lattice
Simple molecular structure
What is a covalent bond?
electrons lost to form a positive ion
electrons gained to form a negative ion
pair of electrons shared between tow atoms
Between what ions are ionic bonds formed?
metal ions
non-metal ions
metal and non-metal ions
Between what atoms are covalent bonds formed?
metal ions
non-metal ions
metal and non-metal ions
