Dull (not shiny)
poor conductors of heat and electricity (they are insulators)
weak and brittle (they easily break or shatter when solid)
Answer:
when a chemical reaction hits something that is atleast 10 degrees or higher than the molecules involved are moving quicker which makes more chemical reactions- hope this helps!!:]
Explanation:
Answer:
Across a row, atomic radii decreases.
Explanation:
It decreases because nuclear charge increases across a row, electrons are added to the same shell and shielding remains constant. Therefore the outer electrons are more attracted to the nucleus making the atom smaller.
