Answer:
Explanation:
The solid consists of positive and negative ions, so it is an ionic solid.
Ionic solids are brittle, usually water-soluble, and poor thermal conductors as solids. Thus, the correct answer is .
(A) is wrong. It describes a covalent solid, which is soft and always a poor conductor.
(B) is wrong. It describes a covalent solid, which is also low-melting.
(D) is wrong. It describes a metal, and a metal does not contain negative ions.
what type of apetite are you talking about
Answer:
flourine 19F-
Explanation:
because we have 1 extra electron so the charge should be negative, then check the number of protons to know the atomic number, and 9 is flourine
Answer:The changes around us that involves chemistry is burning,cooking,rusting,and rotting.
Explanation:
Answer:
Some of liquid to liquid solutions examples are
milk+water solution buttermilk+water solution
oil+water
butter+water
alcohol+water
kerosene+water
petrol+water
mercury+water