Reaction of alcohol, with a carboxylic acid is known as
1 Substitution Reaction
2 Addition reaction
3 Esterification
4 Hydrogenation
Which of the following is a chemical change? 1 Oxidation 2 Reduction 3 Sublimation 4 Decomposition
The hardest substance available on earth is 1 Platinum 2 Coal 3 Diamond 4 Gold
13 Answers FCI, University of Ilorin,
Which are the research centres of department of atomic energy?
A super conductor is characterized by 1 Zero permeability 2 Low permeability 3 High permeability 4 Infinite permeability
Water is a good solvent of ionic salts because 1 It has no colour 2 It has a high boiling point 3 It has a high dipole moment 4 It has a high specific heat
Which of the following fibers is least prone to fire? 1 Rayon 2 Nylon 3 Cotton 4 Terycott
172.116.0.0 is a private address - for 120 subnets how many bits does one borrow from the HOST bits
Which of the following is the most stable element? 1 Uranium 2 Hydrogen 3 Oxygen 4 Lead
When was the first rocket launched from thumba?
The group of metals Fe, Co, Ni may be best called as 1 Alkali metals 2 Rare metals 3 Main group metals 4 Transition metals
What is the Physiology ?
Heavy water is 1 Tritium oxide 2 Deuterium oxide 3 Rain water 4 None of these