Which of the following metals can displace hydrogen from
dilute acids?
1 Zinc
2 Gold
3 Copper
4 Silver
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Who developed primary blue print programme?
Name the scientist who has been invited by the Srilankan Governement to have a Study on Employment development?
Which are known as non - luminous irregular nebulae?
Which of the following is the lightest gas? 1 Nitrogen 2 Hydrogen 3 Ammonia 4 Carbon dioxide
Science is both a process and product-Substantiate
0 Answers Mahatma Gandhi University,
How does a RCCB work? Difference between ELCB & RCCB?
what is office automation?
The neutral atom’s two isotopes differ in the number of 1 Electron shells 2 Protons 3 Valence electrons 4 Neutrons
Rust is 1 A mixture of Fe2O3 and Fe(OH)3 2 A mixture of FeO & Fe(OH)2 3 Fe2O3 only 4 A mixture of Fe2O3.3H2O and Feo
What is the growth ?
Potassium nitrate is used in 1 Salt 2 Glass 3 Fertilizer 4 Medicine
In which year was the meteorology department founded?
Biological Sciences 
