Describe the structure of silicon dioxide
A giant macromolecular covalent structure with a high melting point and covalent intramolecular bonds between all atoms.
RK
Related Chemistry A Level answers
All answers ▸Explain the trends in ionisation energies across the 2nd period of the periodic table?
What is meant by 1st ionisation energy?
A chemist has 3 beakers, each containing a pure sample of acetone (2-propanone), isopropanol (2-propanol) and propanal. Using chemical techniques, suggest how the chemist may be able to determine which beaker contains which sample. [4]
Why is a benzene ring so stable (3 marks)?