For two sets A and B,with `AnnB=phi`,which among the following is true.
`A=phi`,
`Bsub A`,
`A'sub B`
`AsubB `.

Which among the following is not true

If two sets A and B are disjoint, which none among the following is true?

In the purification of Zr and B, which of the following is/are true?

Which among the following is correct for ""_(5)B in normal state?

State whether the following is true or false:If AsubB ,then AuuB=B .

Which among the following sets of quantum numbers is/are not possible?

Which among the following sets of reagents can produce anisole?

For two independent events A and B, which of the following pair of events need not be independent ? a) A^',B^' b) A,B^' c) A^',B d) A-B,B-A