For the following questions answer them individually
The number of radial and angular nodes in $$4d$$ orbital are, respectively
Which of the following is a metalloid?
The oxide which contains an odd electron at the nitrogen atom is
Which one of the following is an example of disproportionation reaction?
Boiling of hard water is helpful in removing the temporary hardness by converting calcium hydrogen carbonate and magnesium hydrogen carbonate to
s-block element which cannot be qualitatively confirmed by the flame test is
The correct order of nucleophilicity is
The major product of the following reaction is:Â
Halogenation of which one of the following will yield m-substituted product with respect to methyl group as a major product?
The measured BOD values for four different water samples (A - D) are as follows: A = 3 ppm; B = 18 ppm; C = 21 ppm; D = 4 ppm. The water samples which can be called as highly polluted with organic wastes, are