Chemistry Quiz

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 Accelerator

• Particle Decelerator

• Telescope

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

• Dilation

• Nucleosynthesis

• R-process

• Singularity

This is known as the origin of light elements.

• Stellar Nucleosynthesis

• Primordial Nucleosynthesis

• R-Process

• Supernova Nucleosynthesis

Process that can produce elements up to #83 - Bismuth.

• Nuclear Fission

• S Process

• R-Process

• S Process

Which of the following statements is true for a 25Mg+2 cation?

• it has 12 protons, 14 electrons, and 12 neutrons

• it has 12 protons, 10 electrons, and 12 neutrons

• it has 12 protons, 10 electrons, and 13 neutrons

• it has 24 protons, 12 electrons, and 24 neutrons

Which particle is absorbed when 58Fe 🡪 59Fe?

• α particle

• electron

• neutron

• proton

• γ ray

These are elements with atomic numbers beyond 103.

• Super Heavy Elements

• Gases Elements

• Lightest Element

• Halogens

It was created by bombardment of molybdenum by deuterons (heavy hydrogen, H12), by Emilio Segre and Carlo Perrier in 1937.

• Oxygen

• Helium

• Technetium

• Uranium

He noticed that shooting electrons at elements caused them to release x-rays at unique frequencies.

• Mendeleev

• Millikan

• Moseley

• Serge

He synthesized element with atomic number 43 using a linear particle accelerator.

• Ernest Rutherford

• Dmitri Mendeleev

• Ernest Lawrence

• John Dalton