Chemistry The antiparticle of an electron is Positron Beta particles Alpha particles Proton Positron Beta particles Alpha particles Proton ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sodium vapour lamps glow with yellow colour. This is due to The emission of excess energy absorbed by sodium atoms, in the yellow region of the spectrum The low ionisation energy of sodium Its ability to absorb all other colours except yellow sublimation of sodium to emit yellow colour The emission of excess energy absorbed by sodium atoms, in the yellow region of the spectrum The low ionisation energy of sodium Its ability to absorb all other colours except yellow sublimation of sodium to emit yellow colour ANSWER DOWNLOAD EXAMIANS APP
Chemistry The major constituent of gobar gas is Methane Carbon dioxide Butane Isobutane Methane Carbon dioxide Butane Isobutane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chemical name of vinegar is Acetic acid Ethanol Formaldehyde Acetone Acetic acid Ethanol Formaldehyde Acetone ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of d-electrons in Fe2+ (Z = 26) is not equal to that of d-electrons in Fe(Z = 26) p-electrons in Ne(Z = 10) p-electrons in CI(Z = 17) s-electrons in Mg(Z = 12) d-electrons in Fe(Z = 26) p-electrons in Ne(Z = 10) p-electrons in CI(Z = 17) s-electrons in Mg(Z = 12) ANSWER DOWNLOAD EXAMIANS APP
Chemistry Slag is a name given for Molten alumina Molten sand Molten iron Molten calcium silicate Molten alumina Molten sand Molten iron Molten calcium silicate ANSWER DOWNLOAD EXAMIANS APP
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