Which of the following characteristics is not-shown by hydrogen?
1 It burns in air to form water
2 It supports combustion
3 It combines with almost all the metals forming hydrides
4 None of these
Answer / guest
(3) It combines with almost all the metals forming hydrides
| Is This Answer Correct ? | 0 Yes | 4 No |
Optic fibers are mainly used for which of the following? 1 Communication 2 Weaving 3 Musical instruments 4 Eye surgery
is there any device to convert to mechanical energy into electrical energy
What is range of sagarika?
why ammonia cylinder getting icing outside of cylinder when it approx half or less than it...??
Study of life in outer space is called A) Endobiology B) Exobiology C) Entrobiology D) Neobiology
Why cMadurai is hotter than chennai?
The vast resources of unutilized natural gas can be used in the production of 1 Graphite 2 Fertilizers 3 Synthetic petroleum 4 Carbide
Which of the following fertilizers leaves acidic residue? 1 Urea 2 Ammonium phosphate 3 Ammonium sulphate 4 None of these
The location and energy of an electron in an atom can be specified by 1 Atomic mass 2 Atomic number 3 Quantum numbers 4 None of these
0.005M K2Cr2O7 solution for calibration of UV.why 0.005M K2Cr2O7?
the place where maximum sunlight is present in december . 1. chennai 2.koimbatur 3.banglore 4. kanyakumari
‘No two electrons in an atom can have the same set of four quantum numbers’ is 1 Bohr’s law 2 Aufbau principle 3 Newton’s law 4 Pauli’s exclusion principle