Which of the following elements has lowest melting point? 

(A) Titanium

(B) Sulphur

(C) Argon

(D) Zinc

[A] Helium
[B] Carbon
[C] Titanium
[D] Hydrogen

70. Which pair of elements do you expect to be most similar? Why? a. nitrogen and oxygen b. titanium and gallium c. lithium and sodium d. germanium and arsenic e. argon and bromine

A pure Titanium cube has an edge length of 2.77 in. How many Titanium atoms does it contain? (Titanium has a density of  ).