Chemical change does not take place in case of
1 Souring of milk into curd
2 Rusting of iron in atmosphere
3 Burning of magnesium ribbon in air
4 emitting of light by a red hot platinum wire
Answers were Sorted based on User's Feedback
Answer / guest
(4) emitting of light by a red hot platinum wire
| Is This Answer Correct ? | 23 Yes | 3 No |
0.005M K2Cr2O7 solution for calibration of UV.why 0.005M K2Cr2O7?
Ozone attacks 1 Mercury and silver 2 Copper 3 Silver and iron 4 None of these
Who invented telescope?
When was the second and third experimental explosion conducted?
why we can't make our living room as refrigerator?
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
wheather lightning will attack a aeroplane during flying if not why
what is CAPITA in accounts?
What is the speed of arihant?
Write two characteristics of Science.
1 Answers Mahatma Gandhi University,
The chemical (ethyl merceptan) added to the otherwise odorless LPG cooking gas for imparting a detectable smell to the gas is a compound of 1 Sulphur 2 Fluorine 3 Chlorine 4 Bromine
My friend has done the DMLT(Diploma in Medical Laboratory Technology)Now she wants to do further education.What should she do? Please Guide which would be best for her