Find the odd one:
1 Marble
2 Chalk
3 Limestone
4 Slaked lime
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Which of the following reactions is used for increasing the number of carbon atoms in a chain? 1 Substitution reaction 2 Wurtz reaction 3 Friedel – Crafts reaction 4 Cannizzaro’s reaction
BARC CHIF
What are soaps? 1 Salts of silicates 2 Esters of heavy fatty acids 3 Sodium or potassium salts of heavier fatty acids 4 Mixture of glycerol and alcohols
List and explain two instances of Correlation Science with Life Situation
0 Answers Mahatma Gandhi University,
What is the zoology ?
‘Saponification involves the hydrolysis of fats and oils by 1 Water 2 Washing soda 3 Stearic acid 4 Caustic soda
Old-written material, which cannot be read easily, can be read by 1 Cosmic rays 2 Ultraviolet rays 3 Infra red rays 4 None of these
Which are the wings of sri harikotah range ( shar )?
Who propounded the signs of the zodiac?
The gases used in different types of welding would include 1 Oxygen and hydrogen 2 Oxygen, acetylene and argon 3 Oxygen and acetylene 4 None of these
Isotopes are separated by 1 Filtration 2 Sublimation 3 Distillation 4 Crystallization
10 Answers Bank Exams, dpdc, MPSC, NIFT, State Bank Of India SBI,
In an atomic nucleus, neutrons and protons are held together by 1 Gravitational forces 2 Magnetic forces 3 Exchange force 4 Coulombic forces