What is true about both sodium and gold?

A. They are metals.

B. They are very reactive.

C. They are volatile.

D. They are in the same group.

An atom of fuorine has an atomic number of 9 and an atomic mass of 19 how many protons neutrons and electrons does it have

What property did mendeleev use to organize the elements into a periodic table?

Nickel has the chemical symbol Ni and the atomic number 28. How many protons, neutrons, and electrons would be found in an atom of nickel-78?

How do you Convert 62 grams of Oxygen to moles

Ok so this is kind of a weird question so ... yeah. Anyway, I'm homeschooled but all my friends are getting ready for homecoming and I'm like I want to go to homecoming but I can't because ... I'm homeschooled.

Aluminum flouride + sulfuric acid=

As glucose is oxidized, how many times do the Krebs (citric acid) cycle turn, and how much NADH, FADH2 and ATP is produced during this process?

The following table shows the period of revolution of some unknown planets of equal mass. Period of RevolutionPlanet Period of Revolution W 1.9 years X 11.

The nucleus of an atom holds 4 neutrons and 4 protons, how many electrons does it have

What types of atoms are in nh3 or ammonia how many hydrogen and how many nitrogen