Question

Topic: Metals and non-metals
1. Name the metal/ non-metal used
a. to make railway tracks _________________
b. to make thermometer _________________
c. as plant nutrient __________________
d. in the preparation of common salt ___________
e. disinfect water ___________________
2.Name the property of metals for the given description.
a. Metals can be drawn into thin wires. _____________________________
b. Metals can be beaten into thin sheets. _____________________________
c. Metals produce ringing sound on hitting. ______________________________
3. Name two metals which are malleable as well as ductile.
_____________________________________________________________________________________
4. Name two soft metals which can be cut with a knife.
_____________________________________________________________________________________
5. Which non-metal is essential for our life and all living beings inhale it during breathing?
_____________________________________________________________________________________
6.Fill in the blanks.
a. All metals except ___________ are solids.
b. _____________ is a very reactive metal, while __________________ is a very reactive non-metal.
c. Bromine is a _________________ non-metal at room temperature.
d. Non-metallic oxides are _________________ or _____________in nature.
e.______________ is used to make gunpowder.
f. Metals are _________________ conductors of heat and ______________________.
g. Metals react with acids to produce ________________ gas.
h. Iron is _____________( more / less) reactive than copper.

Answer 1

Answer:

a.metal

b.metal

sorry i know only this much

Answer 2

Answer:

4 . Sodium and lithium's easily cut to kinfe

5(h) More

5(f) good

Explanation:

plz plz mark as brainly