Common Substances
Halogens
Scientists
Atoms and Molecules
Acid or Base
100

What is the chemical formula for Hydrogen Peroxide

What is H2O2?

100
The group the halogens belong to in the periodic table.
What is Group 7?
100
Discovered that electrons have a negative charge.
Who was J.J. Thompson?
100

What are the 3 subatomic particles?

What are electron, protons, neutrons

100

H2SO4

What is an acid?

200
Element found in toothpaste.
What is fluoride?
200
The gaseous molecule formed when hydrogen reacts with the halogens.
What is hydrogen halide?
200
His model was the first to establish that the nucleus is the center of the atom.
Who was Ernest Rutherford?
200

This refers to an atom having a similar atomic number but a different number of neutrons?

What are isotopes?

200
Vinegar
What is a acid?
300
Known as muriatic acid

What is HCl?

300
The halogen elements.
What are fluorine, chlorine, bromine, iodine, and astatine?
300
Stated that electrons travel the nucleus in a fixed orbit.
Who was Niels Bohr?
300

The three isotopes of Hydrogen?

What are hydrogen, deuterium, and tritium?

300

HCOOH

What is a acid?

400

Element found in most organic compounds

What is carbon?

400
Halogen in the compound HCl.
What is chlorine?
400
His principle stated that it is impossible to know both the location and speed of an electron at the same time.
Who was Werner Heisenberg?
400

This molecule is known to be the "laughing gas"

What is NO?
400
Ammonia.
What is a base?
500
Elements found in chocolate.
What are carbon, hydrogen, and oxygen?
500
Halogen used to prevent tooth decay.
What is fluorine?
500
Discovered the neutron.
Who was James Chadwick?
500

The most dominant element in the Earth's Atmosphere

What is nitrogen?

500
Distilled water.
What is neutral?
M
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n
u