Which of the following is red in colour?

Which of the following gives red colour in Victor Meyer's test

Which one of the following gives red colour in flame test?

Which of the following produce red coloured flame during flame test ?

Which of the following gives blood red colour with KCNS?

Which of the following organic compound will give red colour in Lassaigne's test?

Which of the following cation gives red colour in flame test? (A) Cs^(+) (B) Ba^(2+) (C) Sr^(2+) (D) K^(+)