Bubbles of colourless soap solution appear coloured in sunlight.Why?

Why does star appears red in colour?

Sapna added a strip of Al to 50 mL of a solution of FeSO_4 in a test tube. The correct observation for change in colour of solution by her is. Pale green coloured solution turned blue or Colourless solution turned pale green or Pale green coloured solution remained pale green or Colourless solution turned blue

White coloured silver chloride change to which colour in sunlight?

Acids give colourless solution with phenol-phthalein?

Why Cu(l) is colourless and Cu(ll) is blue in colour ?

Why does the colour of the sky appear blue?

Ions of Zn^(2+) and Ti^(4+) are colourless while Cu^(2+) and Ni^(2+) are coloured . Why ?