Metals and Non-Metals
Q1: Whose reactivity is highest among the following metals?
Q2: The metal stored in kerosene due to its high reactivity with air and water is ...
Q3: Materials having the properties of both metals and non metals are called _____.
(b) Noble metals
Q4: Metals are generally__________
(a) soft and ductile
(b) hard and brittle
(c) non-reactive and malleable.
(d) hard, ductile and malleable
Q5: Which non-metal is a good conductor of electricity?
Q6: Non metals are generally _____________.
(a) hard and ductile
(b) soft and brittle
(c) hard and brittle
(d) soft and ductile
Q7: A metal which is found in liquid state at room temperature is ...
Q8: Iron can displace _______ from its salt solution.
1: (b) Potassium
2: (c) Sodium
3: (a) Metalloids
4: (d) hard, ductile and malleable
5: (c) Graphite
6: (b) soft and brittle
7: (b) Mercury
8: (d) Copper