Periodic Table
Periodic Trends
Element Identification
Element Identification 2
Lab Tools
100

What number tells you the number of protons?

Atomic Number

100

Where is the 'brain' of the atom?

Nucleus

100
What is the name of element number 1?
Hydrogen
100
What element has the symbol Xe?
Xenon
100

What is used to measure the temperature of an object, and what is the SI unit for temperature?

Thermometer; Kelvin

200
How do you figure out the number of neutrons?
Subtract the atomic number from the atomic mass
200
What particle has a positive charge?
Proton
200
What element has an atomic mass of 238.
U, Uranium
200
What element has 17 electrons?
Chlorine
200

What type of flask has a spherical bottom and is used for precise measurements?

Volumetric flask

300
How do you find an element's atomic mass?
Add the number of neutrons and the number of protons together
300
What particle has no charge?
Neutron
300
What is the name of the element with the elemental symbol Zr?
Zirconium
300
What element's symbol is K?
Potassium
300

What piece of glassware is tall, thin, and used to make precise measurements?

Graduated cylinder

400

How do you find the electrons in a neutral atom?

Protons = electrons

400
What particle has a negative charge?
Electron
400
Which element has 42 as its atomic number?
Mo, Molybdenum
400
What element is a gas with 22 neutrons?
Argon
400

What is used to obtain the mass of an object, and what is the SI unit for mass?

Balance or scale; kg

500

What is the difference between an ion and an isotope?

Ions have different amounts of electrons and isotopes have different numbers of neutrons.

500
What subatomic particle is not inside the nucleus?
Electrons
500
What element has the elemental symbol Yb?
Ytterbium
500

What element is a sold named after a state with 153 neutrons?

Californium

500

Name 3 pieces of safety equipment found in the lab.

Eye wash station, safety shower, fire blanket, gas shutoff, fume hood

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