Which one of the following ions would be negatively charged with a charge of - 2?

10 electrons, 8 protons

18 electrons, 16 neutrons

0 electrons, 2 protons

6 electrons, 8 protons

How to know what elements are least likely to form ions?

Part A Which of the following compounds can have stereoisomers? a) 2-pentene b) 2-chlorobutane c) 1-butene d) 2-methyl-1-butene Part B Which of the following compounds has both cis and trans isomers possible?

Write a balanced equation for the complete combustion of solid palmitic acid. Remember that oxygen (O2 (g)) is necessary for the combustion to occur, and carbon dioxide gas and water are the only products.

What is the correct name of the compound HgS

Convert 2.0 mm3 to the unit m3. a. 2.0 x 10-6 m3 b. 2.0 x 10-3 m3 c. 2.0 x 10-9 m3 d. 2.0 x 103 m3

What kind of reaction occurs when you mix aqueous solutions of barium sulfide and sulfuric acid?

What is true about empathy? Most anyone can learn this skill. Not everyone can learn this skill. It is a desirable attribute. choices A and C

What effect can new observations have on a scientific theory

The total number of valence electrons in the phosphate ion is

The reaction below has an equilibrium constant kp=2.2*106 at 298 k. 2cof2 (g) ⇌co2 (g) + cf4 (g) calculate kp for the reaction below. cof2 (g) ⇌12co2 (g) + 12cf4 (g)