Why are some elements more reactive than others?

Question 2 how many valence electrons are in a neutral atom of silicon

What volume of silver metal will mass exactly 1000 grams? The density of silver is 10.5 g/mL.

Neutral atom contains 22 protons and 24 neutrons

A 3.5-g sample of colorado oil shale is burned in a bomb calorimeter, which causes the temperature of the calorimeter to increase by 5.0°c. the calorimeter contains 1.00 kg of water (heat capacity of h2o = 4.

Which gas is not known as green house gas

What happens when two objects made out of different materials are rubbed together? Subject: Electricity

In a redox reaction, which ion would you expect to be more easily reduced? In a redox reaction, which ion would you expect to be more easily reduced? Hypochlorite ion, ClO - They are equally reducible. Not enough information is given.

Which is the most important factor in determining the state of a substance? the size of the atoms in a substance the number of molecules in a substance the position of the electrons on the outer valence shells the balance between intermolecular

What happens when Potassium (K) forms and ion? A. It gains an electron <- - I believe this is correct. B. It loses an electron C. It shares and electron with a nonmetal D. It shares and electron with a metal

Which of the following is not a strong acid in aqueous solution? a. HI b. HF c. HClO4 d. HCl e. HBr