Which of the following alloys does not contain nickel ?

A. Fe3C chemically
B. A compound of carbon and iron
C. Characterised by an orthorhombic crystal structure
D. All A., B. and C.

A. 95
B. 99.5
C. 85
D. 90

A. 5
B. 100
C. 250
D. 500

A. Lead
B. Tin
C. Nickel
D. Zinc

A. Storage batteries
B. Solder alloys
C. Electric cable sheathing
D. Lead lined vessels