How many pi bonds are formed when sp2 hybridization occurs in ethene, C2H4?

1

2

0

3

A compound x of molecular formula c8h12 with no triple bonds reacts with one equivalent of h2 to give a new compound having molecular formula c8h14. what can be inferred about the structure of compound x?

Why do atoms want to lose or gain electrons?

N which of the following does nitrogen posses a + 3 oxidation state? Group of answer choices dinitrogen tetraoxide ammonium ion nitrite ion nitrate ion

A runner completes a 4,000.-meter race. how many yards did she run? show your steps

How many grams of ice at 0C and 101.3 kPa could be melted by the addition of 0.40 kJ of heat?

Prepare a solution that is 0.1 M acetic acid and 0.1 M sodium acetate by measuring out 5.0 mL of the 1.0 M acetic acid solution and 5.0 mL of the 1.0 M sodium acetate solution in a 100 mL graduated cylinder, diluting the 10.

Which element has an ion that is smaller than an ion of calcium?

Which factor is responsible for the weak attraction between diatomic molecules of the halogens (group 7A) ? A) Hydrogen bonding B) Ionic bonding C) Dipole interactions D) London dispersion forces

Which is the correct equation for refractive index?

Alcl3) and lithium sulfate (li2so4) (note - this is a double replacement reaction. you need this information to predict the products of the reaction)