SAT Subject Test Chemistry,10 edition

Refer   to  the phase   diagram below   for questions   5–7.

The melting/freezing    point   of  an  alloy   will    be  lower   than    that    of  either  of  the

component   metals, because the new bonds   are stronger.

(A)

The melting/freezing    point   of  an  alloy   will    be  lower   than    that    of  either  of  the

component   metals, because the new bonds   are weaker.

(B)

The melting/freezing    point   of  an  alloy   will    be  greater than    that    of  either  of  the

component   metals, because the new bonds   are weaker.

(C)

The melting/freezing    point   of  an  alloy   will    be  greater than    that    of  either  of  the

component   metals, because the new bonds   are stronger.

(D)

5 . What is the typical form of a substance in state B?

(A) Pure    crystalline solid

(B) Amorphous   solid

(C) Gas

(D) Liquid

6 . What is the typical form of a substance in state C?