An ion with a charge of +3 would most likely be an element in group

a.
1
b.
16
c.
18
d.
13

2.
an element in group 2 would most likely form what kind of bond?

a.
covalent
b.
ionic
c.
polar covalent
d.
hydrogen

3.
when an ion with a charge of +2 gains two electrons, it no longer is an ion.

a.
true
b.
false

About 70 percent of the earth's surface is water-covered, and about 96.5 percent of all earth's water is salt water. identify the watery feature on earth that is made of freshwater rather than salt water. a) bay b) glacier c) ocean d) sea it is not incomplete this is the true question

The covalent compound acetylene, which is the fuel of the oxyacetylene torch used by welders, has the molecular formula c2h2. the covalent compound benzene, a commercial solvent, has the molecular formula c6h6 each of these covalent compounds contains carbon and hydrogen atoms in a one-to-one ratio. would it be correct to write the chemical formulas of each as ch? explain.

Imagine that you push on a large rock. at what point does your effort change the rock’s mechanical energy?