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				   why are metals lustrous
				   

4 years ago

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Answers : (2)

										

Due to electronic oscillations.

4 years ago
										

Metal are lustrous because their bond type absorbs and emits a large amount of wavelengths (colors) creating white light. Thus, metals have shiny

4 years ago

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why is hydrogen used in welding of high melting metals
 
 
actually the bond energy of dihydrogen is very strong because of which when atomic hydrogen reacts and gives dihydrogen with a good amount of heat energy. so in hydrogen torch using...
 
arun 2 months ago
 
Dear Sapala Vemula, Hydrogen is used in welding of high melting of metals because in welding it reacts with oxygen and release high amount of energy.This is the reason for why hydrogen used ...
 
SAI SARDAR 2 months ago
 
hellow when hydrogen reacts with oxygen to give high amount of energy.that energy is lutillised for welding metals.this is the reason for using hydrogen.
 
raj kumar 2 months ago
what is the chemical formula of calcium carbonate?
 
 
CaCO3
 
SHANMUKESHWAR 9 months ago
 
caCo 3
 
PRAPULPODISHETTI 9 months ago
 
CaCO3
 
A M S ARUN KRISHNA 9 months ago
density of graphite?
 
 
2.5 kg/m^3
 
mamidi 8 months ago
 
2.5G/ML
 
DURGA PRASAD 8 months ago
 
2
 
R.GANGARAJU 8 months ago
what is anti ferro magnetism??explain it ??????????????????????????????????????????????
 
 
Dear Sreekanth In materials that exhibit antiferromagnetism , the magnetic moments of atoms or molecules, usually related to the spins of electrons, align in a regular pattern with...
 
Prabhakar ch 4 months ago
 
Applications: Antiferromagnets are very interesting in nature but do not have a wide range of applications as other magnetic materials do. This is due to their lack of spontaneous...
 
PRAPULPODISHETTI 4 months ago
 
Antiferromagnetism is in materials.In materials the particles are in in opposite direction to each other then the material is called anti ferro magnetism. Ferromagnetism is the basic...
 
raj kumar 4 months ago
most abundant element is?
 
 
oxygen
 
pa1 8 months ago
 
oxygen is the most abundant element.
 
LALAM RAJESH 8 months ago
 
oxygen
 
SEELA YUVARAJU 8 months ago
solid CO2 is used in?
 
 
refrigiration
 
pa1 8 months ago
 
solid cabondioxide is a cooling agent so it is used in refrigeraters and it is used in highpressure fire extiguisher. if you like my answer pla approve it.
 
SAI SARDAR 8 months ago
 
Dry ice, sometimes referred to as "cardice" (chiefly British chemists), is the solid form of carbon dioxide . It is used primarily as a cooling agent
 
BOLLU SRINIVAS 7 months ago
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