Indian army has published the notification for SSC Tech 56 men and SSC Tech 27 women for the course commencing at OTA Chennai from April 2021
What will be the electronegativity difference between the covalently bonded atoms?
Less than 0
0-0.3
0.3-1.7
Over 1.7
In which of the following solvent Amylose is soluble?
Water
Alcohol
Partially soluble in alcohol
Soluble in acidic solution
In which hydrocarbon all the 4 valency of carbon are fully occupied?
Alkene
Alkyne
Alkane
Cycloalkane
Which of the following are sources to fluorine air pollution?
Coal combustion
Steel industries
Phosphate fertiliser manufacturing
All of the mentioned
Which of the following UV radiations is responsible for causing sun burns and skin cancer?
UV-A
UV-B
UV-C
