If you fail, never give up because FAIL means 'First Attempt In Learning'.— A. P. J. Abdul Kalam

Chemistry — quick quiz

5 real KTET questions on Chemistry. Instant scoring and solutions, no signup — see where you stand in ~3 minutes.

Question 1 of 2

HARD

When a piece of magnesium ribbon is burnt in air, the ash formed weighs more than the original ribbon. This observation can be explained by: