"Silver" is the best electric conductor.
But as it is quite expensive, we use "Copper" & "Aluminium" for that purposes
Hope this helps!
Answer:
Arsenic (As)
Explanation:
Arsenic is the only answer choice that has five valence electrons like the electron dot structure shows.
Answer:
B
Explanation:
Magnetiic field of the earth is generated by the earths outer core
Answer:
An object at rest is described by Newton's First Law of Motion. An object in static equilibrium has zero net force acting upon it. The First Condition of Equilibrium is that the vector sum of all the forces acting on a body vanishes.
Explanation: