Quiz
chem
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Perguntas do quiz (30)
1How many significant digits are in 100?
- A1 sig. digit
- B3 sig. digits
2Marie Skłodowska Curie was a Polish and naturalized-French physicist and chemist who conducted pioneering research on....?
- Aatomic theory
- Bproton
- Cradioactivity
- Delectron cloud
3Marie Curie pioneered research on the proton.
- AVerdadeiro
- BFalso
4John Dalton was an English chemist that proposed the modern....?
- Aperiodic table
- Batomic theory
- Celectron
- Dorbitals/shells
5Erwin Schrödinger developed an “_____________model” in 1926.
- Aelectron cloud model
- Bperiodic table model
- Corbitals shells model
- Datomic theory model
6Ernest Rutherford discovered the....
- Aelectron
- Bproton
- Catom
- Dneutron
7Dmitri Ivanovich Mendeleev was a Russian chemist and inventor. He formulated the Periodic Law, created a farsighted version of the periodic table of elements.
- AVerdadeiro
- BFalso
8Around 400 B.C.E., the Greek philosopher Democritus introduced the idea
- Aof the atom as the basic building block matter.
- Bof a modern periodic table
- Cof the atomic theory
- Dof orbitals/shells
9Niels Henrik David Bohr was a Danish physicist who made foundational contributions to understanding atomic structure and quantum theory. What part of the atom did Bohr discover?
- Aorbitals/shells
- Bnucleus
- Cproton
- Delectron
10Sir Joseph John Thomson was an English physicist, credited with the discovery and identification of the electron.
- AVerdadeiro
- BFalso
11Alkali Metals have which of the following properties?
- Asoft
- Bsilvery
- Cnon-reactive
- D1 valence electron
12Alkaline earth metals have which of the following properties?
- Ashiny
- B2 valence electrons
- Cmetallic solids
- Dnon-reactive
13Which family is being shown here?
- AAlkaline Earth Metals
- BNoble gases
- Ctransition metals
- DAlkali metals
14Noble Gases have which of the following properties?
- Anon-reactive
- B8 valence electrons
- Cinert
- Dreactive
15Transition Metals have which of the following properties?
- Ashiny
- Bconductive
- Cductile
- Dsoft
16Halogens have which of the following properties?
- A7 valence electrons
- Bnon-reactive
- Cnonmetals
- Dextremely reactive
17The image is focusing on te Noble gases family.
- AVerdadeiro
- BFalso
18What family is the image focused on?
- Ahalogens
- Bnoble gases
- Ctransition metals
- Dalkali
19Which family is the image focused on?
- Anoble gases
- Balkaline earth metals
- Chalogens
- Dalkali
20The image is focusing on the Noble gases family.
- AVerdadeiro
- BFalso
21The picture shows an example of....
- Aa Lewis Structure
- Ba molecular structure
- Ca structural formula
- Da structure of a protein
22When drawing a Lewis Structure, you must add the atoms clockwise.
- AVerdadeiro
- BFalso
23What is the dependant variable?
- Awhat you measure
- Bwhat you change/manipulate
- Cthing that stays the same
24What is the independant variable?
- Awhat you measure
- Bwhat you change/manipulate
- Cthing that stays the same
25What is the confounding variable?
- Awhat you measure
- Bwhat you chnage/manipulate
- Cthing that stays the same
26What is ionization energy?
- Athe amount of energy required to remove the most loosely bound electron, the valence electron, of an isolated gaseous atom to form a cation.
- Ba measure of the tendency of an atom to attract a bonding pair of electrons.
- Cthe distance from the nucleus to the valence shell where the valence electrons are located
27What is electronegativity?
- Athe amount of energy required to remove the most loosely bound electron, the valence electron, of an isolated gaseous atom to form a cation.
- Ba measure of the tendency of an atom to attract a bonding pair of electrons.
- Cthe distance from the nucleus to the valence shell where the valence electrons are located
28What is atomic size?
- Athe distance from the nucleus to the valence shell where the valence electrons are located
- Ba measure of the tendency of an atom to attract a bonding pair of electrons.
- Cthe amount of energy required to remove the most loosely bound electron, the valence electron, of an isolated gaseous atom to form a cation.
29What is ionization energy's trend?
- Aionization energy increases from left to right on the periodic table
- Bionization energy decreases from tontop to bottom down a group
30What is electronegativity's trend?
- AFrom top to bottom down a group, electronegativity decreases
- Belectronegativity increases from left to right on the periodic table.
Informações
- Descrição
- 10th grade Chemistry Quiz sobre chem, criado por Sofia Sosa em 25-01-2018.
- Autor
- Sofia Sosa
- Idioma
- English
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- Etiquetas
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