Which element has the smallest atoms? A. francium (Fr), located at the left end of the seventh period
B. neon (Ne), located at the right end of the second period
C. lithium (Li), located at the left end of the second period
D. boron (B), located in the middle of the second period

If the element whose electric configuration ends in the d sublevel, the element is calssified as? a. inner transition b. noble gases c. representative d. transition

Consider the nuclear equation below. 239/94 pu—-> x+ 4/2 he. what is x?

Rocks, as they are compressed, begin forming mountains above the earth's surface when two continental plates converge. the continental crust increases in depth as the mountains grow above. the himalayan mountains formed at a convergent plate boundary in this manner. the rocks are smashed together causing them to due to the intense heat and pressure from the colliding plates and eventually forming rock. a) melt; igneous b) layer; sedimentary c) recrystallize; metamorphic d) melt into the earth's interior; metamorphic