REVIEW QUIZ PRELIM

It is a one-dimensional point which contains a huge mass in an infinitely small space.

• Dilation

• R-process

• Nucleosynthesis

• Singularity

It is a device that is used to speed up the protons to overcome the repulsion between the protons and the target atomic nuclei by using magnetic and electrical fields.

• Microscope

• Particle Decelerator

• Particle Accelerator

• Particle Reactor

What do you call the relative ability of a bonded atom to attract shared electron pairs?

• Electron affinity

• Electronegativity

• Ionization energy

• Metallic property

Which description below correctly describes polar molecules?

• Have polar bonds present.

• The polar bonds are arranged so that they do not cancel.

• Lone pairs on the central atom are arranged so that they do not cancel.

• Lone pairs on the central atom are arranged so that they can be cancelled out.

What is true about intermolecular forces?

• They are strong bonds that form between atoms of molecules.

• Substances can form more than one but one will predominate.

• They are weaker than the intramolecular forces between atoms.

• There is a vague relationship between intermolecular forces and bulk properties.

What are considered van der Waals forces of attraction?

• dipole-dipole; dipole-induced dipole; London dispersion forces

• dipole-induced dipole; ion-induced dipole; London dispersion forces

• ion-induced dipole; dipole-dipole; London dispersion forces

• London dispersion forces; ion-induced dipole; dipole-induced dipole

Which biomolecular group carries and passes on the hereditary information of the organism?

• carbohydrates

• lipids

• nucleic acids

• protein

Which biomolecular group that gives fast source of energy?

• carbohydrates

• lipids

• nucleic acids

• protein

Activation energy is the amount of energy required to _________

• breaks the bonds between the reacting molecules.

• makes the reacting particles collide.

• forms the bonds between the products molecules.

• converts the reactant to a single product.

It is the maximum amount of product you would expect from a reaction based on the amount of limiting reagent.

• Theoretical yield

• Excess Reactant

• Limiting Reactant

• Product Difference