sodium
lead
zinc
mercury
Which one of the following has a maximum tendency to form M3 ion ?
Which one of the following is a composite propellant?
Which one of the following is known as the brown coal?
Which one of the following is not a micro – nutrient ?
Which one of the following is not a mixture
Which one of the following is not coal variety?
Which one of the following is not radioactive
Which one of the following is not the value of R ?
Which one of the following is the right sequence in increasing order of molecular weights of the hydrocarbons?
Which one of the following metals is used to galvanise iron ?
