If C2H2I2 is broken down in a chemical reaction, which of the following substances would never be produced? C2H2
HI
KI
I2
C2I2

Why?

Calculate the change in entropy if br2(l) is converted into gaseous br atoms. s° for br2(l) = 152.2 j/(mol•k) s° for br2(g) = 245.5 j/(mol•k) s° for br(g) = 175.0 j/(mol•k)

The p sub shell can hold up to 8 electrons in an atom. true or false?

Which metal exist in liquid state and can be cut with knife ?