If a graph is plotted between temperature on x-axis and volume on y-axis for 1 mole of gas then we get straight line which cuts the temperature exis at________________? April 15, 2025 by admin A. 0?C B. 273.16K C. ?273.16 K D. ?273.16?C
Benzene is a good solvent for__________________? April 15, 2025 by admin A. fats B. resins C. iodine D. all the above
Which of the following element doesnot show allotropy_________________? April 15, 2025 by admin A. Carbon B. Arsenic C. Nitrogen D. Sulphur
Purines and pyrimidines are_________________? April 15, 2025 by admin A. Enzymes B. Nitrogenous bases C. Carbohydrates D. Lipids
All the transition elements show_________________? April 15, 2025 by admin A. Similar physical properties B. Similar chemical properties C. Both A and b D. None
In solids the temperature is the measure of__________________? April 15, 2025 by admin A. Average kinetic energy of molecules B. Vibrational kinetic energy C. Translational kinetic energy D. None of the above
Fruit juices and fizzy drinks such as lemonade are often sold in aluminium cans. What is the most important reason aluminium is a suitable metal ? April 15, 2025 by admin A. aluminium can be recycled B. aluminium has very low density C. aluminium is the most abundant metal in the earth crust D. aluminium is resistant to corrosion by organic acids.
What is maximum number of electrons in an orbital with m (magnetic quantum number) = 3 ? April 15, 2025 by admin A. 6 B. 4 C. 3 D. 2
Which of the following elements has greater 1st ionization energy__________________? April 15, 2025 by admin A. B B. C C. N D. O
