Chemistry’s Haunted Periodic Table Directions: Try to answer each question. To check your answers, click the and watch the answers appear!

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Presentation transcript:

Chemistry’s Haunted Periodic Table Directions: Try to answer each question. To check your answers, click the and watch the answers appear!

What is the 20 th element in the periodic table?

Is Ti a metal, nonmetal, metalloid, or noble gas? Metal (transition metal)

What element is a halogen in the 3 rd period? Chlorine

Which alkaline earth metal has 4 energy levels? Calcium

Which of the following are semi-metals: Zn, As, Sb, Al, N, C? As, Sb

The most dangerous type of electromagnetic radiation is…. Gamma radiation

What type of electromagnetic radiation is used to heat food? Microwaves

When the wavelength of a waves increases, the frequency of this wave_____. Decreases

X-rays are more/less energetic than ultraviolet radiation. More

Gamma radiation is very damaging to tissue and bone, but it is used in the treatment of _______. cancer

Red light has the longest/shortest wavelength of all visible light. longest

Red light has the highest/lowest frequency of all visible light. lowest

Which end of this wave has the highest frequency?

Which model of the atom is Neils Bohr credited with creating? Planetary Model

According to Bohr, when electrons ____energy from heat or electricity, they jump to _____energy levels in the atom. Absorb, higher

When electrons fall back down to lower energy levels, they _________energy as _______. Release, light

The number of a radio station (ex FM) represents the ______ of the wave. frequency

The noble gas with atomic number 36 is _______. Krypton

An atom of Nitrogen-14 has ___p +, ___e -, ___n o 7, 7, 7

Hydrogen-1 and Hydrogen-2 are considered to be_______of each other because they have the same number of protons but different number of neutrons. isotopes

What is the mass number of a Carbon-13 atom? 13

How many neutrons are there in a carbon-13 atom? 7

How many electrons are there in Br -1 ? 36 e-

If magnesium metal is placed into acid, fizzing is observed. Is this a physical of chemical change? chemical

If you observe fizzing during a reaction, this means that a ____ is formed. gas

If something changes color, what does this mean? Something new has been produced. (chemical change)

The first subatomic particle to be discovered was the ____by ______. Electron, JJ Thomson

The nuclear atom was first proposed by ____ through the experiment called____. Rutherford, Gold Foil Experiment

Thank you for playing!