Which of the following is the lightest gas?
1 Nitrogen
2 Hydrogen
3 Ammonia
4 Carbon dioxide
Answers were Sorted based on User's Feedback
In which year the solar observatory in kodikanal founded?
Science is both a process and product-Substantiate
0 Answers Mahatma Gandhi University,
The two elements that are frequently used for making transistors are 1 Boron and aluminium 2 Silicon and germanium 3 Iridium and tungsten 4 Niobium and columbium
hai i am koti reddy panta.studying 3rd mca.i failed in my degree. shell i consider those subjects as backlogs
Atoms of an element differ from those of all other elements in 1 Atomic number and electronic configuration 2 Atomic number and number of valence electrons 3 Number of neutrons and electronic configuration 4 None of these
where the 3rd earthsummit held
Which is india’s largest nuclear research reactor?
Which of the following metals remains in liquid form under normal conditions? 1 Uranium 2 Radium 3 Zinc 4 Mercury
Which of the following is a protein? 1 Wool 2 Starch 3 Natural rubber 4 Cellulose
Which of the following is a chemical change? 1 Oxidation 2 Reduction 3 Sublimation 4 Decomposition
Which synthetic fiber is known as artificial silk? 1 Cotton 2 Rayon 3 Terylene 4 Nylon
What are reflecting nebulae?