A. Tick ( the most appropriate answer.
1. Which of these is a property of metals?
(a) Ductility
(b) Sonority
(c) Lustre
(d) All of these
2. The elements which have 4 electrons in their valence shell are
(a) non-metals
(b) metals
(c) metalloids
(d) None of these
3. Which of these is a noble metal?
(a) Aluminium
(b) Gold
(c) Copper
(d) Mercury
4. Which non-metal is a good conductor of electricity?
(a) Gold
(b) Silver
(c) Graphite
(d) Bakelite
5. Which non-metal is used in the fireworks industry?
(a) Aluminium
(b) Phosphorus
(c) Hydrogen
(d) Silicon
6. A metal found in liquid state at room temperature is
(a) gold
(b) mercury
(c) silver
(d) None of these
Answers
Answered by
1
Answer:
c
d
d
c
b
b
Explanation:
hope the answer is helpful to you
Answered by
5
Answer:
Explanation: No 1: the answer should be D) because ductility is a property of metal. sonority is also a property ; metals produce sound when strucked hard on the ground and lustre is a property of metal. So the answer is D
No 2: They are called metalloids C)
No 3: The correct answer is Gold
No 4: The correct answer is Graphite C)
No 5: The correct Phosphorus B)
No 6: The correct answer Mecury B)
Hope this helps you! Stay safe
Similar questions