Question

Mark ‘T’ if the statement is true and ‘F ’ if it is false.
(a) Generally, non-metals react with acids. ( )
(b) Sodium is a very reactive metal. ( )
(c) Copper displaces zinc from zinc sulphate solution. ( )
(d) Coal can be drawn into wires. ( )

NCERT Class VIII
Science - Main Course Book

Chapter 4. Materials: Metals and Non-metals

Answer 1

a=false they are not reactive to acids
b=true
c=false zinc is a more reactive metal and hence it displaces copper from copper sulphate solution
d=false coal is a non metal and that is why it is not ductile in nature

Answer 2

false (a)
true(b)
false(c)
false(d)