Which of the following is a transition element?
Which of the following is a transition element?
A. Cl
B. Cu
C. S
D. None of these
A. Cl
B. Cu
C. S
D. None of these
		A. Rearing silk worms
B. Science of bee keeg
C. Science of gardening
D. Science of cultural norms and trends
		A. Aeronautics
B. Acoustics
C. Aerostatics
D. Aetiology
A. Eratosthenes
B. Galileo
C. Copenicus
D. Ptolemy
		A. Davy
B. Montgolfier
C. Edison
D. Jarvik