A. CCI4
B. CO2
C. BF3
D. none of the above
Which of the following molecule is polar__________________? Read More »
Chemistry Basic Concept, Chemistry Mcqs A. B
B. C
C. N
D. O
Which of the following elements has greater 1st ionization energy__________________? Read More »
Chemistry Basic Concept, Chemistry Mcqs A. Fe2O3
B. V2O5
C. SO3
D. Ag2O
Which catalyst is used in contact process ? Read More »
Chemistry Basic Concept, Chemistry Mcqs A. 6
B. 4
C. 3
D. 2
What is maximum number of electrons in an orbital with m (magnetic quantum number) = 3 ? Read More »
Chemistry Basic Concept, Chemistry Mcqs A. k
B. black
C. yellow
D. brick red
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.
A. Average kinetic energy of molecules
B. Vibrational kinetic energy
C. Translational kinetic energy
D. None of the above
In solids the temperature is the measure of__________________? Read More »
Chemistry Basic Concept, Chemistry Mcqs A. Similar physical properties
B. Similar chemical properties
C. Both A and b
D. None
All the transition elements show_________________? Read More »
Chemistry Basic Concept, Chemistry Mcqs A. Enzymes
B. Nitrogenous bases
C. Carbohydrates
D. Lipids
Purines and pyrimidines are_________________? Read More »
Chemistry Basic Concept, Chemistry Mcqs A. Carbon
B. Arsenic
C. Nitrogen
D. Sulphur
Which of the following element doesnot show allotropy_________________? Read More »
Chemistry Basic Concept, Chemistry Mcqs