Mass number
Boiling point
Density
Atomic number
Which one of the following is the permissible noise level of industrial areas in India during day time ?
Which one of the following is the petroleum wax?
Which one of the following lubricants is most suitable for drawing mild steel wires?
Which one of the following materials is very hard and very ductile?
Which one of the following noble gases is not found in atmosphere?
Which one of the following pairs does not have the same dimension
Which one of the following pairs of rays is electromagnetic in nature?
Which one of the following plants has the largest flower?
Which one of the following sets of elements was primarily responsible for the origin of life on the Earth?
Which one of the following substance is not a mixture
