I- Period 3 Flashcards
1
Q
Why does Argon have the lowest bp + mp?
A
v. weak vdW betw atoms
2
Q
Reaction of lithium and water
A
- floats on surface
- effervescence of H2
3
Q
Write a balanced symbol equation for the reaction of phosphorus with oxygen.
A
4P(s) + 5O2(g) –> P4 O10(s)
4
Q
Does silicon dioxide react with bases?
A
only when hot + concentrated
5
Q
pH of covalent oxides
A
acidic
6
Q
A
