1. What is produced in the Cannizzaro reaction of benzaldehyde?
A. Phenol + sodium benzoateB. Benzal alcohol + sodium benzoateC. Benzyl alcohol + sodium benzoateD. Benzoic acid + sodium benzoate
2. Which of the following applies to the strong nuclear force?
A. Infinite-range attractive force that forms the nucleusB. Short-range repulsive force that forms moleculesC. Short-range attractive force that forms the nucleusD. Short-range repulsive force that forms the universe
3. Which has the correct bond angle?
A. H2S → 94∘B. H2O → 107.5∘C. P H3 → 96∘D. NF 3 → 102.5∘
4. Pollution of which of the following causes disease called Minamata?
A. PbB. HgC. CdD. Cr
5. Which one plays the main role for image formation in the lens?
A. 1st principal focusB. 2nd principal focusC. Centre of curvatureD. Secondary focus
6. The synonym of the word ‘Spectacular’ is-
A. UglyB. SpaciousC. SpatialD. Breathtaking